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Derivative Financial Instruments and Hedging (Tables)
12 Months Ended
Mar. 31, 2023
Derivative Instruments, Gain (Loss) [Line Items]  
Schedule of Effect of Components Excluded From the Assessment of Hedge Effectiveness on the Consolidated Statements of Income
The effect of the components excluded from the assessment of hedge effectiveness on the consolidated statements of income,
pre-tax,
for fiscal 2021 is as follows.
Fair value hedges
 
    
Millions of yen
 
    
Gains (losses) recognized in income
 
    
Life insurance premiums
and related investment income
   
Interest expense
    
Other (income)
and expense
 
Foreign exchange contracts
   ¥ (1,249   ¥ 6      ¥ 0  
Options held/written and other
     0       0        32  
The effect of the components excluded from the assessment of hedge effectiveness on the consolidated statements of income,
pre-tax,
for fiscal 2022 is as follows.
Fair value hedges
 
    
Millions of yen
 
    
Gains (losses) recognized in income
 
    
Life insurance premiums
and related investment income
   
Interest expense
    
Other (income)
and expense
 
Foreign exchange contracts
   ¥ (1,233   ¥ 9      ¥ 0  
Options held/written and other
     0       0        31  
The carrying amount of hedged assets and liabilities recognized in balance sheets in fair value hedges and the cumulative amount of fair value hedging adjustments included in the carrying amount (excluding the effect of changes in foreign exchange rates) at March 31, 2022 is as follows.
 
Assets as hedged items in fair value hedges
    
Liabilities as hedged items in fair value hedges
 
    
Millions of yen
           
Millions of yen
 
Consolidated balance
sheets location
  
Carrying

amount
    
The cumulative
amount of fair
value hedging
adjustments
included in the
carrying amount
    
Consolidated balance

sheets location
    
Carrying

amount
    
The cumulative
amount of fair
value hedging
adjustments
included in the
carrying amount
 
Investment in Securities
   ¥ 422,938      ¥ 1,147        —        ¥ 0      ¥ 0  
Installment Loans
     28,836        55        —          0        0  
 
The effect of the components excluded from the assessment of hedge effectiveness on the consolidated statements of income,
pre-tax,
for fiscal 2023 is as follows.
Fair value hedges
 
    
Millions of yen
 
    
Gains (losses) recognized in income
 
    
Life insurance premiums
and related investment income
   
Interest expense
    
Other (income)
and expense
 
Foreign exchange contracts
   ¥ (12,299   ¥ 20      ¥ 0  
Options held/written and other
     0       0        55  
The carrying amount of hedged assets and liabilities recognized in balance sheets in fair value hedges and the cumulative amount of fair value hedging adjustments included in the carrying amount (excluding the effect of changes in foreign exchange rates) at March 31, 2023 is as follows.
 
Assets as hedged items in fair value hedges
   
Liabilities as hedged items in fair value hedges
 
    
Millions of yen
          
Millions of yen
 
Consolidated balance
sheets location
  
Carrying

amount
    
The cumulative
amount of fair
value hedging
adjustments
included in the
carrying amount
   
Consolidated balance

sheets location
    
Carrying

amount
    
The cumulative
amount of fair
value hedging
adjustments
included in the
carrying amount
 
Investment in Securities
   ¥ 470,204      ¥ (1,107     —        ¥ 0      ¥ 0  
Installment Loans
     13,969        (1     —          0        0  
Notional Amounts of Derivative Instruments and Other, Fair Values of Derivative Instruments and Other before Offsetting
Notional amounts of derivative instruments and other, fair values of derivative instruments and other before offsetting at March 31, 2022 and 2023 are as follows.
March 31, 2022
 
           
Derivative assets
    
Derivative liabilities
 
    
Notional amount
    
Fair value
    
Consolidated
balance sheets
location
    
Fair value
    
Consolidated
balance sheets
location
 
    
Millions

of yen
    
Millions

of yen
    
Millions

of yen
 
Derivatives designated as hedging instruments and other:
                                            
Interest rate swap agreements
   ¥ 511,224      ¥ 9,570        Other Assets      ¥ 8,170        Other Liabilities  
Options held/written and other
     847        11        Other Assets        0        —    
Futures, foreign exchange contracts
     944,282        445        Other Assets        51,953        Other Liabilities  
Foreign currency swap agreements
     78,445        126        Other Assets        4,518        Other Liabilities  
Foreign currency long-term debt
     690,381        0        —          0        —    
Derivatives not designated as hedging instruments:
                                            
Interest rate swap agreements
   ¥ 432      ¥ 0        —        ¥ 12        Other Liabilities  
Options held/written and other
     794,774        25,653        Other Assets        21,562        Other Liabilities  
Futures, foreign exchange contracts*
     725,685        15,561        Other Assets        19,490        Other Liabilities  
 
*
The notional amounts of futures and foreign exchange contracts in the above table include futures contracts of ¥15,088 million and foreign exchange contracts of ¥7,415 million to economically hedge the minimum guarantee risk of variable annuity and variable life insurance contracts at March 31, 2022, respectively. Derivative assets in the above table include fair value of the futures and foreign exchange contracts before offsetting of ¥79 million and ¥57 million and derivative liabilities include fair value of the futures and foreign exchange contracts before offsetting of ¥1,325 million and ¥378 million at March 31, 2022, respectively.
 
March 31, 2023
 
           
Derivative assets
    
Derivative liabilities
 
    
Notional amount
    
Fair value
    
Consolidated
balance sheets
location
    
Fair value
    
Consolidated
balance sheets
location
 
    
Millions

of yen
    
Millions

of yen
    
Millions

of yen
 
Derivatives designated as hedging instruments and other:
                                            
Interest rate swap agreements
   ¥ 568,864      ¥ 22,798        Other Assets      ¥ 3,311        Other Liabilities  
Options held/written and other
     9,486        52        Other Assets        88        Other Liabilities  
Futures, foreign exchange contracts
     933,988        2,735        Other Assets        26,217        Other Liabilities  
Foreign currency swap agreements
     99,878        1,325        Other Assets        2,426        Other Liabilities  
Foreign currency long-term debt
     748,396        0        —          0        —    
Derivatives not designated as hedging instruments:
                                            
Interest rate swap agreements
   ¥ 464      ¥ 0        —        ¥ 8        Other Liabilities  
Options held/written and other
     632,211        30,435        Other Assets        28,335        Other Liabilities  
Futures, foreign exchange contracts*
     788,361        15,050        Other Assets        10,978        Other Liabilities  
Credit derivatives held/written
     1,098        3        Other Assets        3        Other Liabilities  
 
*
The notional amounts of futures and foreign exchange contracts in the above table include futures contracts of ¥14,758 million and foreign exchange contracts of ¥5,554 million to economically hedge the minimum guarantee risk of variable annuity and variable life insurance contracts at March 31, 2023, respectively. Derivative assets in the above table include fair value of the futures and foreign exchange contracts before offsetting of ¥52 million and ¥12 million and derivative liabilities include fair value of the futures and foreign exchange contracts before offsetting of ¥200 million and ¥179 million at March 31, 2023, respectively.
Credit Derivatives
The Company and its subsidiaries have contracted credit derivatives for the purpose of trading. Details of credit derivatives written as of March 31, 2023 are as follows and there are no credit derivatives written as of March 31, 2022.
 
Types of derivatives
  
The events or circumstances
that would require the seller
to perform under the credit
derivative
  
Maximum potential
amount of future
payment under the
credit derivative
    
Approximate
remaining term
of the credit
derivative
  
Fair value of the
credit derivative
 
  
Millions of yen
    
Millions of yen
 
Credit default swap
   In case of credit event (bankruptcy, failure to pay, restructuring) occurring in underlying refence company*    ¥ 1,000      Less than five years    ¥ (3
 
*
Underlying reference company’s credit ratings are A1 or better rated by rating agencies as of March 31, 2023.
Cash flow hedges  
Derivative Instruments, Gain (Loss) [Line Items]  
Effect of Derivative Instruments on Consolidated Statements of Income, Pre-tax
(1) Cash flow hedges
 
    
Millions of yen
 
    
Gains (losses) recognized

in other comprehensive

income on derivative
   
Gains (losses) reclassified from

other comprehensive income (loss)
into income
 
   
Interest expense
    
Other (income) and

expense
 
Interest rate swap agreements
   ¥ 5,051     ¥ 1,522      ¥ 0  
Foreign exchange contracts
     (45     827        (585
Foreign currency swap agreements
     (6,043     553        5,385  
 
    
Millions of yen
 
    
Gains (losses) recognized

in other comprehensive

income on derivative
   
Gains (losses) reclassified from

other comprehensive income (loss)
into income
 
   
Interest expense
    
Other (income) and

expense
 
Interest rate swap agreements
   ¥ 16,507     ¥ 1,615      ¥ 0  
Foreign exchange contracts
     (542     223        487  
Foreign currency swap agreements
     (2,075     559        3,030  
 
    
Millions of yen
 
    
Gains (losses) recognized

in other comprehensive

income on derivative
   
Gains (losses) reclassified from

other comprehensive income (loss)
into income
 
   
Interest expense
   
Other (income) and

expense
 
Interest rate swap agreements
   ¥ 23,838     ¥ 175     ¥ 0  
Foreign exchange contracts
     (184     (893     893  
Foreign currency swap agreements
     (2,268     766       905  
Options held/written and other
     (48     0       0  
Fair value hedges  
Derivative Instruments, Gain (Loss) [Line Items]  
Effect of Derivative Instruments on Consolidated Statements of Income, Pre-tax
(2) Fair value hedges
 
 
  
Millions of yen
 
 
  
Gains (losses) recognized in income

on derivative and other
 
  
Gains (losses) recognized in income

on hedged item
 
 
  
Life insurance premiums
and related investment income
 
 
Other (income)
and expense
 
  
Life insurance premiums
and related investment income
 
 
Other (income)
and expense
 
Interest rate swap agreements
   ¥ 9,533     ¥ 0      ¥ (8,990   ¥ 0  
Foreign exchange contracts
     (5,032     438        3,591       (356
 
    
Millions of yen
 
    
Gains (losses) recognized in income

on derivative and other
   
Gains (losses) recognized in income

on hedged item
 
    
Life insurance premiums
and related investment income
   
Other (income)
and expense
   
Life insurance premiums
and related investment income
   
Other (income)
and expense
 
Interest rate swap agreements
   ¥ 4,142     ¥ 0     ¥ (4,068   ¥ 0  
Foreign exchange contracts
     (37,997     5       37,659       89  
 
    
Millions of yen
 
    
Gains (losses) recognized in income

on derivative and other
   
Gains (losses) recognized in income

on hedged item
 
    
Life insurance premiums
and related investment income
   
Other (income)
and expense
   
Life insurance premiums
and related investment income
   
Other (income)
and expense
 
Interest rate swap agreements
   ¥ 2,633     ¥ 0     ¥ (2,499   ¥ 0  
Foreign exchange contracts
     (42,947     (412     43,006       332  
Hedges of net investment in foreign operations  
Derivative Instruments, Gain (Loss) [Line Items]  
Effect of Derivative Instruments on Consolidated Statements of Income, Pre-tax
(3) Hedges of net investment in foreign operations
 
    
Millions of yen
 
    
Gains (losses) recognized

in other comprehensive

income on derivative

and others
   
Gains (losses) reclassified from

other comprehensive income (loss) into income
 
   
Gains on sales of
subsidiaries and affiliates
and liquidation losses, net
    
Interest expense
    
Other (income)

and expense
 
Foreign exchange contracts
   ¥ (27,128   ¥ 1,145      ¥ 3,181      ¥ 21  
Borrowings and bonds in foreign currencies
     (15,840     0        0        0  
 
    
Millions of yen
 
    
Gains (losses) recognized

in other comprehensive

income on derivative

and others
   
Gains (losses) reclassified from

other comprehensive income (loss) into income
 
   
Gains on sales of
subsidiaries and affiliates
and liquidation losses, net
   
Interest expense
    
Other (income)

and expense
 
Foreign exchange contracts    ¥ (28,498   ¥ (104   ¥ 1,673      ¥ 5  
Borrowings and bonds in foreign currencies
     (63,922     0       0        0  
 
    
Millions of yen
 
    
Gains (losses) recognized

in other comprehensive

income on derivative

and others
   
Gains (losses) reclassified from

other comprehensive income (loss) into income
 
   
Gains on sales of
subsidiaries and affiliates
and liquidation losses, net
   
Interest expense
    
Other (income)

and expense
 
Foreign exchange contracts    ¥ (21,316   ¥ (7,874   ¥ 7,051      ¥ (252
Borrowings and bonds in foreign currencies
     (66,947     0       0        0  
Derivatives not designated as hedging instruments  
Derivative Instruments, Gain (Loss) [Line Items]  
Effect of Derivative Instruments on Consolidated Statements of Income, Pre-tax
 
(4) Derivatives not designated as hedging instruments
 
    
Millions of yen
 
    
Gains (losses) recognized in income on derivative
 
    
Life insurance premiums
and related investment income*
   
Interest expense
    
Other (income)
and expense
 
Interest rate swap agreements
   ¥ 0     ¥ 7      ¥ (13
Futures
     (9,412     0        6,980  
Foreign exchange contracts
     (215     2,085        12,814  
Credit derivatives held
     0       0        1  
Options held/written and other
     (598     0        (2,419
 
*
Futures, foreign exchange contracts and options held/written and other in the above table include gains (losses) arising from futures, foreign exchange contracts and options held to economically hedge the minimum guarantee risk of variable annuity and variable life insurance contracts for fiscal 2021 (see Note 23 “Life Insurance Operations”).
 
    
Millions of yen
 
    
Gains (losses) recognized in income on derivative
 
    
Life insurance premiums
and related investment income*
   
Interest expense
    
Other (income)
and expense
 
Interest rate swap agreements
   ¥ 0     ¥ 6      ¥ (22
Futures
     (1,075     0        186  
Foreign exchange contracts
     20,254       1,308        38,330  
Credit derivatives held
     0       0        (1
Options held/written and other
     0       0        (749
 
*
Futures and foreign exchange contracts in the above table include gains (losses) arising from futures and foreign exchange contracts held to economically hedge the minimum guarantee risk of variable annuity and variable life insurance contracts for fiscal 2022 (see Note 23 “Life Insurance Operations”).
 
    
Millions of yen
 
    
Gains (losses) recognized in income on derivative
 
    
Life insurance premiums
and related investment income*
   
Interest expense
    
Other (income)
and expense
 
Interest rate swap agreements
   ¥ 0     ¥ 5      ¥ (222
Futures
     (855     0        (1,300
Foreign exchange contracts
     21,659       4,231        49,589  
Credit derivatives held/written
     0       0        3  
Options held/written and other
     0       0        1,828  
 
*
Futures and foreign exchange contracts in the above table include gains (losses) arising from futures and foreign exchange contracts held to economically hedge the minimum guarantee risk of variable annuity and variable life insurance contracts for fiscal 2023 (see Note 23 “Life Insurance Operations”).