| （単位：百万） | 2017/12 | 2018/12 | 2019/12 | 2020/12 | 2021/12 | 2022/12 | 2023/12 | 2024/12 |
|---|---|---|---|---|---|---|---|---|
| 現金同等物 | 6,832 | 2,501 | 2,861 | 1,537 | 2,065 | 3,486 | 7,207 | 4,263 |
| 有価証券 | 300 | - | - | 5,042 | 5,927 | 4,170 | 642 | 1,118 |
| 現金 + 有価証券 | 7,132 | 2,501 | 2,861 | 6,580 | 7,992 | 7,657 | 7,850 | 5,382 |
| 売掛金 | - | - | - | - | - | - | 25 | 34 |
| 流動資産合計 | 19,186 | 14,489 | 17,023 | 11,690 | 12,218 | 11,059 | 10,160 | 10,140 |
| 有形固定資産 | 4 | 26 | 92 | 302 | 659 | 773 | 1,308 | 1,586 |
| 固定資産合計 | 194 | 1,764 | 1,338 | 1,707 | 1,873 | 1,687 | 2,322 | 2,325 |
| 総資産 | 19,380 | 16,253 | 18,362 | 13,398 | 14,091 | 12,746 | 12,482 | 12,464 |
| 流動負債合計 | 9,330 | 5,019 | 3,897 | 472 | 493 | 584 | 754 | 1,124 |
| 長期借入金 | 510 | 413 | - | - | - | - | - | - |
| 固定負債合計 | 510 | 413 | 2,540 | 1,015 | 1,074 | 118 | 39 | 48 |
| 総負債 | 9,840 | 5,433 | 6,438 | 1,488 | 1,567 | 703 | 794 | 1,172 |
| 利益剰余金 | 2,468 | 5,067 | 8,331 | 8,315 | 8,904 | 8,539 | 8,578 | 8,670 |
| 株主資本 | 9,540 | 10,821 | 11,924 | 11,910 | 12,524 | 12,043 | 11,688 | 11,291 |
| 有利子負債合計 | 510 | 413 | - | - | - | - | - | - |
| 純有利子負債 | -6,622 | -2,088 | - | - | - | - | - | - |
| DEレシオ（％） | 5.35 | 3.82 | - | - | - | - | - | - |