Semi-Annual Balance Sheet
| Concept | As at 2024-08-31 | As at 2024-02-29 | 
|---|---|---|
| Semi-annual balance sheet | ||
| Balance sheet | ||
| Assets | ||
| Current assets | ||
| Cash and deposits | 
                                                44,888,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                38,733,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Securities | 
                                                45,693,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                41,200,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Inventories | 
                                                15,013,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,130,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                28,788,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                38,396,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Allowance for doubtful accounts | 
                                                -47,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -32,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current assets | 
                                                194,507,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                208,503,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | ||
| Property, plant and equipment | ||
| Property, plant and equipment | 
                                                240,297,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                224,851,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Land | 
                                                120,138,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                104,539,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Construction in progress | 
                                                4,619,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,738,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | — | — | 
| Other, net | 
                                                10,106,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,456,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Intangible assets | ||
| Goodwill | 
                                                5,799,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,927,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Intangible assets | 
                                                12,050,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,017,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                6,251,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,089,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | ||
| Investment securities | 
                                                157,030,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                154,175,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | 
                                                178,297,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                175,454,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                21,371,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,373,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Allowance for doubtful accounts | 
                                                -104,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -93,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | 
                                                430,645,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                407,323,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Assets | 
                                                625,153,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                615,826,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | ||
| Current liabilities | ||
| Accounts payable - trade | 
                                                26,715,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,765,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Short-term borrowings | 
                                                20,026,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                41,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income taxes payable | 
                                                13,215,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,002,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Asset retirement obligations | 
                                                132,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                25,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                29,903,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,868,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current liabilities | 
                                                91,967,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                69,141,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | ||
| Non-current liabilities | 
                                                60,599,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                61,929,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Long-term borrowings | 
                                                1,892,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,189,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Asset retirement obligations | 
                                                8,173,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,079,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                46,301,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                47,406,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | 
                                                152,567,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                131,071,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other liabilities | — | — | 
| Provision for retirement benefits for directors (and other officers) | 
                                                167,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                162,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Provision for bonuses | 
                                                1,233,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,226,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other liabilities | — | — | 
| Net assets | ||
| Share capital | 
                                                10,355,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,355,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Shareholders' equity | ||
| Capital surplus | ||
| Capital surplus | 
                                                14,243,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                14,216,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Retained earnings | ||
| Retained earnings | 
                                                455,128,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                439,921,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Treasury shares | 
                                                -65,143,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -42,827,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Shareholders' equity | 
                                                414,583,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                421,667,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation and translation adjustments | ||
| Valuation difference on available-for-sale securities | 
                                                34,291,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,216,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Deferred gains or losses on hedges | 
                                                -16,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation and translation adjustments | 
                                                42,025,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                37,223,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | 
                                                472,585,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                484,755,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities and net assets | 
                                                625,153,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                615,826,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |