v3.26.1
Derivative Financial Instruments and Hedging (Tables)
12 Months Ended
Mar. 31, 2026
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 2024 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
   ¥ (25,208   ¥ 31      ¥ 0  
Options held/written and other
     0       0        57  
 
 
The effect of the components excluded from the assessment of hedge effectiveness on the consolidated statements of income,
pre-tax,
for fiscal 2025 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
   ¥ 24,143      ¥ 14      ¥    0  
Options held/written and other
     0        0        41  
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, 2025 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
   ¥ 491,447      ¥    0      
Long-term Debt
     ¥ 28,220      ¥    0  
Installment Loans
     22,451        (92     —         —         —   
The effect of the components excluded from the assessment of hedge effectiveness on the consolidated statements of income,
pre-tax,
for fiscal 2026 is as follows.
Fair value hedges
 
    
Millions of yen
    
Gains (losses) recognized in income
    
Life insurance premiums
and related investment income
    
Interest expense
Foreign exchange contracts
   ¥ 17,327      ¥(12)
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, 2026 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
   ¥ 701,086      ¥    10,090      
Long-term Debt
     ¥ 23,000      ¥ 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, 2025 and 2026 are as follows.
March 31, 2025
 
           
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
   ¥ 676,691      ¥ 17,788        Other Assets      ¥ 2,768        Other Liabilities  
Options held/written and other
     94,608        98        Other Assets        7,323        Other Liabilities  
Futures, foreign exchange contracts
     932,649        9,515        Other Assets        25,445        Other Liabilities  
Foreign currency swap agreements
     303,060        9,570        Other Assets        159        Other Liabilities  
Foreign currency long-term debt
     250,702        0        —         0        —   
Derivatives not designated as hedging instruments:
              
Interest rate swap agreements
   ¥ 1,477      ¥ 81        Other Assets      ¥ 6        Other Liabilities  
Options held/written and other
     582,939        15,669        Other Assets        6,392        Other Liabilities  
Futures, foreign exchange contracts*
     1,592,590        11,449        Other Assets        13,942        Other Liabilities  
Credit derivatives written
     1,000             0        —         3        Other Liabilities  
 
*
The notional amounts of futures and foreign exchange contracts in the above table include futures contracts of ¥5,575 million and foreign exchange contracts of ¥2,205 million to economically hedge the minimum guarantee risk of variable annuity and variable life insurance contracts at March 31, 2025, respectively. Derivative assets in the above table include fair value of the futures and foreign exchange contracts before offsetting of ¥38 million and ¥38 million and derivative liabilities include fair value of the futures and foreign exchange contracts before offsetting of ¥57 million and ¥11 million at March 31, 2025, respectively.
March 31, 2026
 
           
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
   ¥ 615,793      ¥ 26,273        Other Assets      ¥ 2,287        Other Liabilities  
Options held/written and other
     76,234        0        —         15,426        Other Liabilities  
Futures, foreign exchange contracts
     1,048,627        3,704        Other Assets        70,789        Other Liabilities  
Foreign currency swap agreements
     482,092        41,090        Other Assets        12        Other Liabilities  
Foreign currency long-term debt
     83,286        0        —         0        —   
Derivatives not designated as hedging instruments:
              
Interest rate swap agreements
   ¥ 2,274      ¥ 85        Other Assets      ¥ 2        Other Liabilities  
Options held/written and other
     774,332        17,402        Other Assets        6,117        Other Liabilities  
Futures, foreign exchange contracts*
     1,285,303        65,959        Other Assets        23,405        Other Liabilities  
Credit derivatives
held/
written
     1,372        0        —         23        Other Liabilities  
 
*
The notional amounts of futures and foreign exchange contracts in the above table include futures contracts of ¥1,741 million and foreign exchange contracts of ¥964 million to economically hedge the minimum guarantee risk of variable annuity and variable life insurance contracts at March 31, 2026, respectively. Derivative assets in the above table include fair value of the futures and foreign exchange contracts before offsetting of ¥47 million and ¥8 million and derivative liabilities include fair value of the futures and foreign exchange contracts before offsetting of ¥6 million and ¥23 million at March 31, 2026, 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, 2025 and 2026 are as follows.
March 31, 2025
 
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 reference company*    ¥ 1,000     
Less than
three
 years
   ¥ (3
 
*
Underlying reference company’s credit ratings are A1 or better rated by rating agencies as of March 31, 2025.
March 31, 2026
 
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 reference company*    ¥ 1,000     
Less than
t
wo
 years
   ¥ (2 )
 
 
*
Underlying reference company’s credit ratings are A1 or better rated by rating agencies as of March 31, 2026.
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
 
 
 
Life insurance premiums
and related investment income
 
 
Interest expense
 
 
Other (income) and

expense
 
Interest rate swap agreements
 
¥
(5,090
 
¥
0
 
 
¥
(114
 
¥
0
 
Foreign exchange contracts
 
 
(57
 
 
0
 
 
 
0
 
 
 
0
 
Foreign currency swap agreements
 
 
2,733
 
 
 
0
 
 
 
2,521
 
 
 
(6,299
Options held/written and other
 
 
(1,092
 
 
(0
 
 
0
 
 
 
0
 
(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
 
   
Life insurance premiums
and related investment income
    
Interest expense
   
Other (income)
and expense
 
Interest rate swap agreements
   ¥ (2,226   ¥ 0      ¥ (446   ¥ 0  
Foreign exchange contracts
     2,179       0        694       0  
Foreign currency swap agreements
     (10,239     0        2,977       8,262  
Options held/written and other
     (8,059     14        0       0  
(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
 
   
Life insurance premiums
and related investment

income
    
Interest expense
   
Other (income)
and expense
 
Interest rate swap agreements
   ¥ 7,176     ¥ 0      ¥ (1,186 )   ¥    0  
Foreign exchange contracts
     1,141       0        946       (4,017 )
Foreign currency swap agreements
     5,447       0        2,720       (1,764
Options held/written and other
     (12,412 )     125        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
  ¥ (216   ¥ 0     ¥ 335     ¥ 0  
Foreign exchange contracts
    (61,917     (130     62,028       42  
(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
 
 
Interest
expense
 
 
Other (income)
and expense
 
 
Life insurance premiums
and related investment income
 
 
Other (income)
and expense
 
Interest rate swap agreements
 
¥
147
 
 
¥
0
 
 
¥
(91
 
¥
(101
 
¥
92
 
Foreign exchange contracts
 
 
(6,028
 
 
968
 
 
 
(1,223
 
 
6,090
 
 
 
959
 
(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
   
Interest
expense
   
Other (income)
and expense
   
Life insurance premiums
and related investment income
   
Other (income)
and expense
 
Interest rate swap agreements
  ¥ 0     ¥ 0     ¥ (225   ¥ 0     ¥ (0
Foreign exchange contracts
    44,810      
4,571
      9,183     (44,917 )     (9,400 )
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 equity
method investments
and liquidation losses, net
   
Interest expense
 
Foreign exchange contracts    ¥ (41,341   ¥ (87   ¥ 14,865  
Borrowings and bonds in foreign currencies
     (97,221     0       0  
(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 equity
method investments
and liquidation losses, net
   
Interest expense
 
Foreign exchange contracts
   ¥ 1,488     ¥ (15,995   ¥ 10,597  
Borrowings and bonds in foreign currencies
     (13,601     0       0  
(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 equity
method investments
and liquidation losses, net
   
Interest expense
 
Foreign exchange contracts    ¥ (14,009   ¥ 9,645     ¥ 8,430  
Borrowings and bonds in foreign currencies
     (1,759 )     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*1
   
Interest
expense*2
    
Other (income)
and expense
 
Interest rate swap agreements
   ¥ 0     ¥ 4      ¥ 92  
Futures
     (3,046     0        1,073  
Foreign exchange contracts
     40,127       2,980        16,152  
Credit derivatives held/written
     0       0        (27
Options held/written and other
     0       0        750  
 
*1
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 2024 (see Note 23 “Income and Expenses Relating to Life Insurance Operations”).
*2
The portion of gains (losses) recognized in income on derivative arising from foreign exchange contracts that represents interest rate adjustments is recognized as interest expense.
(4) Derivatives not designated as hedging instruments
 
    
Millions of yen
 
    
Gains (losses) recognized in income on derivative
 
    
Life insurance premiums and
related investment

income*1
   
Interest
expense*2
   
Other (income)
and expense
 
Interest rate swap agreements
   ¥ 0     ¥ 0     ¥ 39  
Futures
     (262     0       300  
Foreign exchange contracts
     (10,355     (22,260     (1,910
Credit derivatives held/written
     0       0       (0
Options held/written and other
     0       0       (7,399
 
*1
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 2025 (see Note 23 “Income and Expenses Relating to Life Insurance Operations”).
*2
The portion of gains (losses) recognized in income on derivative arising from foreign exchange contracts that represents interest rate adjustments is recognized as interest expense.
(4) Derivatives not designated as hedging instruments
 
    
Millions of yen
 
    
Gains (losses) recognized in income on derivative
 
    
Life insurance premiums

and related investment income*1
   
Interest expense*2
   
Other (income)
and expense
 
Interest rate swap agreements
   ¥    0     ¥    0     ¥    17  
Futures
     (1,433 )     0       2,784  
Foreign exchange contracts
     (30,694     (6,679     (6,308 )
 
Credit derivatives held/written
     0       0       16  
Options held/written and other
     0       0       (1,630 )
 
*1
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 2026 (see Note 23 “Income and Expenses Relating to Life Insurance Operations”).
*2
The portion of gains (losses) recognized in income on derivative arising from foreign exchange contracts that represents interest rate adjustments is recognized as interest expense.