Quarterly Balance Sheet
| Concept | As at 2024-09-30 | As at 2024-03-31 | 
|---|---|---|
| Quarterly balance sheet | ||
| Balance sheet | ||
| Assets | ||
| Current assets | ||
| Cash and deposits | 
                                                11,432,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,578,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Merchandise and finished goods | 
                                                11,636,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,423,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Work in process | 
                                                1,312,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,603,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Raw materials and supplies | 
                                                9,127,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,267,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                1,220,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,215,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Allowance for doubtful accounts | 
                                                -125,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -116,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current assets | 
                                                61,901,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                64,159,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | ||
| Property, plant and equipment | 
                                                39,228,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                39,952,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Property, plant and equipment | ||
| Land | 
                                                5,001,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,996,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Construction in progress | 
                                                2,049,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,969,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | — | — | 
| Other, net | 
                                                1,068,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,136,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Intangible assets | 
                                                1,488,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,529,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Intangible assets | ||
| Investments and other assets | 
                                                17,892,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,850,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | ||
| Investment securities | 
                                                11,012,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,200,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Deferred tax assets | 
                                                325,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                286,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                384,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                354,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Allowance for doubtful accounts | 
                                                -87,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -79,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | 
                                                58,609,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                59,332,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Deferred assets | 
                                                1,731,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,927,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Deferred assets | ||
| Business commencement expenses | 
                                                1,731,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,927,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Assets | 
                                                122,242,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                125,418,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | ||
| Current liabilities | ||
| Notes and accounts payable - trade | 
                                                8,103,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,478,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Short-term borrowings | 
                                                17,405,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,512,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income taxes payable | 
                                                644,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                434,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Asset retirement obligations | 
                                                174,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                5,496,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,146,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current liabilities | 
                                                40,060,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                43,406,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | ||
| Bonds payable | 
                                                5,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Long-term borrowings | 
                                                12,450,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,875,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Asset retirement obligations | 
                                                1,756,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,919,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                125,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                151,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | 
                                                23,557,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                25,093,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | 
                                                63,618,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                68,500,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | ||
| Shareholders' equity | ||
| Share capital | 
                                                3,343,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,343,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Capital surplus | 
                                                3,564,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,564,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Retained earnings | 
                                                40,086,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                38,927,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Treasury shares | 
                                                -1,211,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,211,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Shareholders' equity | 
                                                45,782,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                44,623,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation and translation adjustments | ||
| Valuation difference on available-for-sale securities | 
                                                5,072,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,173,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation and translation adjustments | 
                                                12,790,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,511,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | 
                                                58,623,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                56,918,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities and net assets | 
                                                122,242,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                125,418,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |