| 2014/03 | 2015/03 | 2016/03 | 2017/03 | 2018/03 | 2019/03 | 2020/03 | 2021/03 | 2022/03 | 2023/03 | 2024/03 | 2025/03 | |
| 現金同等物 | - | 758 | 681 | 572 | 653 | 740 | 677 | 835 | 759 | 743 | 758 | 861 |
| 売掛金 | - | 43 | 44 | 48 | 37 | - | - | - | - | - | - | - |
| 流動資産合計 | - | 874 | 780 | 722 | 789 | 829 | 772 | 909 | 860 | 842 | 874 | 950 |
| 有形固定資産 | - | 4,530 | 4,450 | 4,857 | 4,773 | 4,900 | 4,777 | 4,445 | 4,443 | 4,420 | 4,415 | 4,413 |
| 投資有価証券 | - | 440 | 465 | 422 | 446 | 473 | 460 | 473 | 461 | 435 | 435 | 448 |
| 固定資産合計 | - | 5,158 | 5,132 | 5,509 | 5,445 | 5,638 | 5,475 | 5,153 | 5,130 | 5,112 | 5,104 | 5,121 |
| 総資産 | - | 6,032 | 5,912 | 6,230 | 6,234 | 6,466 | 6,247 | 6,062 | 5,990 | 5,955 | 5,978 | 6,072 |
| 買掛金 | - | 78 | 66 | 88 | 86 | - | - | - | - | - | - | - |
| 短期借入金 | - | 199 | 116 | 134 | 66 | 66 | 71 | 84 | 58 | 58 | 52 | 51 |
| 一年内返済予定の長期借入金 | - | 196 | 113 | 131 | 63 | 63 | 68 | 84 | 58 | 58 | - | 51 |
| 流動負債合計 | - | 545 | 425 | 583 | 514 | 723 | 589 | 375 | 324 | 321 | 332 | 380 |
| 長期借入金 | - | 285 | 169 | 221 | 212 | 145 | 122 | 398 | 341 | 283 | 285 | 261 |
| 固定負債合計 | - | 2,204 | 2,037 | 2,119 | 2,089 | 1,990 | 1,957 | 2,202 | 2,130 | 2,057 | 2,064 | 2,076 |
| 総負債 | - | 2,749 | 2,462 | 2,701 | 2,602 | 2,713 | 2,546 | 2,577 | 2,454 | 2,378 | 2,396 | 2,456 |
| 資本金及び資本剰余金 | - | 1,005 | 1,005 | 1,005 | 1,005 | 1,005 | 1,005 | 1,005 | 1,005 | 1,005 | 1,005 | 1,005 |
| 利益剰余金 | - | -108 | -0 | 79 | 181 | 304 | 252 | 36 | 86 | 126 | 131 | 196 |
| 株主資本 | 3,080 | 3,283 | 3,450 | 3,529 | 3,631 | 3,754 | 3,701 | 3,486 | 3,536 | 3,576 | 3,582 | 3,615 |