Notes - Consolidated Statement Of Income
| Concept | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2023-01-01 to 2023-12-31 | 
|---|---|---|---|
| Notes - Consolidated statement of income | |||
| Notes - Consolidated statement of income | |||
| Notes regarding amount of revenue from contracts with customers | ※1 顧客との契約から生じる収益 売上高については、顧客との契約から生じる収益及びそれ以外の収益を区分して記載しておりません。顧 客との契約から生じる収益の金額は、連結財務諸表「注記事項(セグメント情報等)3 報告セグメント ごとの売上高、利益又は損失、資産、負債その他の項目の金額に関する情報並びに収益の分解情報」に記 載しております。 | — | — | 
| Notes regarding loss on construction contracts | — | — | |
| Notes regarding write-downs of inventories | — | — | |
| Write-downs of inventories | 
                                                75,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -23,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Major components of selling, general and administrative expenses | — | — | |
| Research and development expenses included in general and administrative expenses and manufacturing costs for period | — | — | |
| Research and development expenses included in general and administrative expenses and manufacturing costs for period | 
                                                121,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                129,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |