v3.26.3
Equity Method Investments (Tables)
6 Months Ended
Sep. 30, 2026
Equity Method Investments and Joint Ventures [Abstract]  
Summary of equity method investments
Equity method investments at March 31, 2026 and September 30, 2026 consists of the following:
 
     Millions of yen  
   March 31, 2026      September 30, 2026  
Investment in corporate entities
   ¥ 868,090      ¥ 842,093  
Investment in real estate joint ventures
     127,528        130,348  
Investment in partnerships and other investments
     308,455        1,098,603  
  
 
 
    
 
 
 
   ¥       1,304,073      ¥      2,071,044