| （単位：十億円） | 3Q15 | 4Q15 | 1Q16 | 2Q16 | 3Q16 | 4Q16 | 1Q17 | 2Q17 | 3Q17 | 4Q17 | 1Q18 | 2Q18 | 3Q18 | 4Q18 | 1Q19 | 2Q19 | 2Q19 | 3Q19 | 4Q19 | 1Q20 | 2Q20 | 2Q20 | 3Q20 | 4Q20 | 1Q21 | 2Q21 | 2Q21 | 3Q21 | 4Q21 | 1Q22 | 2Q22 | 2Q22 | 3Q22 | 4Q22 | 1Q23 | 2Q23 | 2Q23 | 3Q23 | 4Q23 | 1Q24 | 2Q24 | 2Q24 | 3Q24 | 4Q24 | 1Q25 | 2Q25 | 4Q25 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | - | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | 1 | 1 | 1 | 1 | - | 1 | 0 | 1 | 0 | - | 0 | 0 | 1 | 0 | - | 1 | 1 | 1 | 1 | - | 1 | 1 | 1 | 1 | - | 1 | 1 | 1 | 0 | - | 1 |
| 売上成長率（％） | - | - | - | - | - | - | - | - | - | - | - | -5.3 | 7.1 | -6.8 | - | -11.0 | |||||||||||||||||||||||||||||||
| 売上原価 | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 |
| 売上総利益 | - | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -1 | 0 | 0 | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 |
| 売上総利益率（％） | - | - | - | - | - | - | - | 40.8 | 45.0 | 42.3 | - | 41.8 | |||||||||||||||||||||||||||||||||||
| 営業費用 | - | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 |
| 営業利益 | - | 0 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | 0 | -1 | - | 0 | 0 | -1 | 0 | - | 0 | -1 | 0 | -1 | - | -1 | -1 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | -1 | 0 | 0 | - | 0 | -1 | - | -1 | - | 0 |
| 営業利益率 (%) | - | - | - | - | - | - | - | -4.5 | - | -2.1 | - | 2.0 | |||||||||||||||||||||||||||||||||||
| 経常（税引前）利益 | - | 0 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | 0 | 0 | - | 0 | 0 | -1 | 0 | - | 0 | -1 | 0 | -1 | - | -1 | -1 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | -1 | 0 | -1 | - | 0 |
| 経常（税引前）利益率（％） | - | 9.9 | -4.7 | -6.3 | -10.5 | -3.1 | -17.7 | -5.9 | -33.7 | -25.5 | -36.5 | -22.8 | -14.5 | 6.8 | 0.5 | - | 2.9 | 2.4 | -0.6 | 0.7 | - | 2.5 | -2.0 | 5.9 | -16.0 | - | -7.3 | -1.4 | 13.4 | 1.2 | - | 8.5 | 18.7 | 5.2 | 9.3 | - | 10.5 | 0.4 | 0.7 | 0.0 | - | 1.3 | -3.4 | 11.9 | -2.3 | - | 2.0 |
| 法人税等合計 | - | 0 | -1 | -1 | -1 | 0 | -1 | 0 | -1 | 0 | 0 | -1 | 0 | -1 | 0 | - | 0 | 0 | -1 | 0 | - | -1 | 0 | -1 | 0 | - | 0 | 0 | -1 | 0 | - | 0 | 0 | -1 | 0 | - | 0 | 0 | -1 | 0 | - | 0 | 0 | -1 | 0 | - | -1 |
| 実効税率（％） | - | - | - | - | - | - | - | -111.4 | -17.5 | -13.0 | - | -190.5 | |||||||||||||||||||||||||||||||||||
| 純利益 | - | 0 | -1 | -1 | -1 | -1 | -1 | 0 | -1 | -1 | -1 | -1 | 0 | 0 | 0 | - | 0 | 0 | 0 | -1 | - | 0 | -1 | 0 | -1 | - | -1 | -1 | 0 | 0 | - | 0 | 0 | 0 | 0 | - | 0 | -1 | 0 | -1 | - | 0 | -1 | 0 | 0 | - | 0 |
| 純利益率（％） | - | - | - | - | - | - | - | -7.3 | 13.9 | 0.0 | - | 5.5 | |||||||||||||||||||||||||||||||||||
| 一株あたり利益 | 14.84 | 58.54 | -21.58 | -29.42 | -51.87 | -98.9 | -68.58 | 24.19 | -133.81 | -278.34 | -160.18 | -149.03 | 14.49 | 17.84 | 3.78 | - | 12.42 | 9.09 | 29.65 | -2.87 | - | 0.24 | -24.58 | 32.69 | -56.77 | - | -28.16 | -12.32 | 61.64 | 0.8 | - | 10.41 | 39.62 | 36.49 | 21.97 | - | 41.31 | -9.08 | 14.65 | -6.56 | - | 4.1 | -26.45 | 60.1 | -0.35 | - | 21.35 |
| 希薄化後一株あたり利益 | - | 56.05 | - | - | - | - | - | - | - | - | - | - | - | - | 3.73 | - | 12.39 | 9.03 | 29.46 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 配当性向（%） | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| 一株あたり配当金 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0 | - | - | 0 | - | 0 | - | - | 0 | - | 0 | - | - | 0 | - | 0 | - | - | 0 | - | 0 | - | - | 0 | - | 0 | - | - | 0 | - | 0 | 10 |