| Japan TB: Assets: PR: Construction in Progress (JPY bn) | 0.84
            
                                        Mar 2017 | semiannually | Mar 2007 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan Trust Banks (TB): Assets: Cash and Due from Banks (CB) (JPY bn) | 27,465.24
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: CB: Cash (JPY bn) | 246.89
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: CB: Due from Banks (JPY bn) | 26,430.68
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Call Loans (JPY bn) | 221.23
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Receivables under Resale Agreements (JPY bn) | 75.31
            
                                        Sep 2017 | semiannually | Sep 2001 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Receivables under Securities Borrowing Transaction (JPY bn) | 951.38
            
                                        Sep 2017 | semiannually | Sep 2002 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Bills Bought (JPY bn) | 0.00
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Monetary Claims Bought (JPY bn) | 81.34
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Trading Assets (TA) (JPY bn) | 1,323.02
            
                                        Sep 2017 | semiannually | Sep 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: TA: Trading Securities (JPY bn) | 0.00
            
                                        Sep 2017 | semiannually | Mar 1998 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: TA: Derivatives of Trading Securities (JPY bn) | 0.77
            
                                        Mar 2017 | semiannually | Mar 1998 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: TA: Derivatives of Securities Related to Transaction (JPY bn) | 0.21
            
                                        Mar 2017 | semiannually | Mar 1998 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: TA: Trading-related Financial Derivatives (JPY bn) | 663.01
            
                                        Mar 2017 | semiannually | Mar 1998 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: TA: Others (JPY bn) | 625.98
            
                                        Mar 2017 | semiannually | Mar 1998 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Trading Account Securities (TS) (JPY bn) | 0.00
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: TS: Government Bonds (JPY bn) | 0.00
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Money Held in Trust (JPY bn) | 55.51
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Investment Securities (IS) (JPY bn) | 22,136.42
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: IS: Government Bonds (JPY bn) | 5,111.53
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: IS: Local Government Bonds (JPY bn) | 66.35
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: IS: Corporate Bonds (JPY bn) | 1,216.83
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: IS: Stocks (JPY bn) | 3,245.80
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: IS: Other (JPY bn) | 11,522.69
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: IS: Reserve for Possible Losses (JPY bn) | 0.00
            
                                        Sep 2017 | semiannually | Mar 2000 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Loans and Bills Discounted (LB) (JPY bn) | 46,275.70
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: LB: Bills Discounted (JPY bn) | 3.15
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: LB: Loans on Bills (JPY bn) | 722.54
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: LB: Loans on Deeds (JPY bn) | 41,582.40
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: LB: Overdrafts (JPY bn) | 3,918.67
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Foreign Exchanges (FX) (JPY bn) | 97.03
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: FX: Deposits from Other Banks for FX Settlement (JPY bn) | 99.92
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: FX: Short-Term Due from Other Banks (JPY bn) | 0.00
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: FX: Foreign Bills Bought (JPY bn) | 0.00
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: FX: Foreign Bills Receivable (JPY bn) | 1.18
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Other Assets (OA) (JPY bn) | 3,200.83
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: OA: Domestic Exchange Settlement Account (De (JPY bn) | 0.60
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: OA: Prepaid Expenses (JPY bn) | 11.65
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: OA: Accrued Income (JPY bn) | 240.04
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: OA: Initial Margins of Futures Markets (JPY bn) | 34.26
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: OA: Variation Margins of Futures Markets (JPY bn) | 1.03
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: OA: Securities in Custody (JPY bn) | 0.00
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: OA: Derivatives other than for Trading (JPY bn) | 820.58
            
                                        Mar 2017 | semiannually | Mar 2001 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: OA: Others (JPY bn) | 451.14
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Premises and Real Estate (PR) (JPY bn) | 371.90
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Deferred Tax Assets (JPY bn) | 0.58
            
                                        Sep 2017 | semiannually | Mar 1999 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Deferred Tax Assets for Land Revaluation (JPY bn) | 0.00
            
                                        Sep 2017 | semiannually | Sep 2001 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Customers' Liabilities for Acceptances and Guarantees (JPY bn) | 678.80
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Reserve for Possible Loan Losses (RL) (JPY bn) | -129.02
            
                                        Sep 2017 | semiannually | Mar 2000 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: RL: Reserve for Possible Losses in Asset excl IS (JPY bn) | 0.00
            
                                        Sep 2017 | semiannually | Mar 2000 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Assets: Total (JPY bn) | 103,481.59
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Deposits (DT) (JPY bn) | 47,850.90
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: DT: Current Deposits (JPY bn) | 920.02
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: DT: Ordinary Deposits (JPY bn) | 12,650.61
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: DT: Savings Deposits (JPY bn) | 1.96
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: DT: Deposits at Notice (JPY bn) | 223.63
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: DT: Time Deposits (JPY bn) | 33,588.97
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: DT: Installment Savings (JPY bn) | 0.00
            
                                        Mar 2017 | semiannually | Mar 1999 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: DT: Others (JPY bn) | 2,107.27
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Negotiable Certificates of Deposit (JPY bn) | 12,520.00
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Call Money (JPY bn) | 2,505.88
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Payables under Repurchase Agreements (JPY bn) | 7,882.52
            
                                        Sep 2017 | semiannually | Sep 2000 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Payables under Securities Lending Transaction (JPY bn) | 736.93
            
                                        Sep 2017 | semiannually | Sep 2002 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Bills Sold (JPY bn) | 0.00
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Commercial Papers (JPY bn) | 779.15
            
                                        Sep 2017 | semiannually | Mar 1999 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Trading Liabilities (TL) (JPY bn) | 545.67
            
                                        Sep 2017 | semiannually | Sep 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: TL: Trading Securities Sold for Short S (JPY bn) | 0.00
            
                                        Mar 2017 | semiannually | Mar 1998 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: TL: Derivatives of Trading Securities (JPY bn) | 0.01
            
                                        Mar 2017 | semiannually | Mar 1998 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: TL: Derivatives of Securities Related to (JPY bn) | 0.01
            
                                        Mar 2017 | semiannually | Mar 1998 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: TL: Trading-related Financial Derivative (JPY bn) | 590.49
            
                                        Mar 2017 | semiannually | Mar 1998 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Borrowed Money (BM) (JPY bn) | 8,627.02
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: BM: Bills Rediscounted (JPY bn) | 0.00
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: BM: Borrowings from Other Banks (JPY bn) | 6,530.15
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Foreign Exchanges (FX) (JPY bn) | 46.94
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: FX: Dep to Other Banks for FX Settlement (JPY bn) | 40.38
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: FX: Short-Term Due to Other Banks (JPY bn) | 0.00
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: FX: Foreign Bills Sold (JPY bn) | 0.00
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: FX: Foreign Bills Payable (JPY bn) | 0.02
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Short-Term Corporate Bonds (JPY bn) | 361.36
            
                                        Sep 2017 | semiannually | Mar 2004 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Straight Bonds (JPY bn) | 1,970.26
            
                                        Sep 2017 | semiannually | Mar 1998 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Due to Trust Accounts (JPY bn) | 11,518.57
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Other Liabilities (OL) (JPY bn) | 1,660.17
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: OL: Domestic Exchange Settlement Account (JPY bn) | 0.99
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: OL: Income Taxes Payable (JPY bn) | 35.81
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: OL: Accrued Expenses (JPY bn) | 133.67
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: OL: Unearned Income (JPY bn) | 17.04
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: OL: Employees' Deposits (JPY bn) | 0.00
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: OL: Initial Margins of Futures Markets (JPY bn) | 0.00
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: OL: Variation Margins of Futures Market (JPY bn) | 0.31
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: OL: Trading Account Securities Borrowed (JPY bn) | 47.94
            
                                        Mar 2017 | semiannually | Mar 1998 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: OL: Securities Borrowed (JPY bn) | 0.00
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: OL: Derivatives other than for Trading (JPY bn) | 739.87
            
                                        Mar 2017 | semiannually | Mar 2001 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: OL: Others (JPY bn) | 230.24
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Reserve for Employees' Bonus (JPY bn) | 15.86
            
                                        Sep 2017 | semiannually | Mar 2002 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Reserve for Employee Retirement Benefit (JPY bn) | 2.62
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Other Reserves (JPY bn) | 39.17
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Reserves under Special Laws (RL) (JPY bn) | 0.00
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: RL: Reserve for Financial Futures Transaction (JPY bn) | 0.00
            
                                        Mar 2017 | semiannually | Mar 1997 - Mar 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Deferred Tax Liabilities (JPY bn) | 425.36
            
                                        Sep 2017 | semiannually | Mar 2006 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Deferred Tax Liabilities for Land Revaluation (JPY bn) | 7.25
            
                                        Sep 2017 | semiannually | Mar 1999 - Sep 2017 | 
                            
                        
                            
                                
                                    
                                        
                                        
                                        | Japan TB: Liabilities: Acceptances and Guarantees (JPY bn) | 678.80
            
                                        Sep 2017 | semiannually | Mar 1997 - Sep 2017 |