v3.26.1
Income taxes - Significant components of deferred tax assets and liabilities (Detail) - JPY (¥)
¥ in Millions
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Mar. 31, 2023
Deferred tax assets        
Depreciation, amortization and valuation of fixed assets ¥ 43,007 ¥ 38,105    
Investments in subsidiaries and affiliates 3,604 310    
Valuation of financial instruments 128,286 123,754    
Accrued pension and severance costs 5,224 6,571    
Other accrued expenses and provisions 118,047 86,813    
Operating losses 477,481 462,392    
Lease liabilities 39,964 45,937    
Other 20,477 19,994    
Gross deferred tax assets 836,090 783,876    
Less—Valuation allowances (588,426) (571,017) ¥ (595,668) ¥ (515,068)
Total deferred tax assets 247,664 212,859    
Deferred tax liabilities        
Investments in subsidiaries and affiliates 129,826 120,341    
Valuation of financial instruments 98,372 107,997    
Undistributed earnings of foreign subsidiaries 17,816 3,014    
Valuation of fixed assets and intangible assets 58,329 22,930    
Right-of-use assets 35,219 41,413    
Other 13,030 5,760    
Total deferred tax liabilities 352,592 301,455    
Net deferred tax assets (liabilities) ¥ (104,928) ¥ (88,596)