| 2014/02 | 2015/02 | 2016/02 | 2017/02 | 2018/02 | 2019/02 | 2020/02 | 2021/02 | 2022/02 | 2023/02 | 2024/02 | 2025/02 | |
| 現金同等物 | - | 6,653 | 6,663 | 6,462 | 6,574 | 6,400 | 4,151 | 3,928 | 3,604 | 3,660 | 3,404 | 2,774 |
| 有価証券 | - | - | - | - | 200 | 300 | - | - | - | - | - | - |
| 現金 + 有価証券 | - | 6,653 | 6,663 | 6,462 | 6,774 | 6,700 | 4,151 | 3,928 | 3,604 | 3,660 | 3,404 | 2,774 |
| 売掛金 | - | 1,874 | 1,834 | 1,755 | 1,676 | 2,070 | 1,663 | 1,511 | 1,546 | 1,797 | 1,766 | 1,856 |
| 流動資産合計 | - | 12,713 | 12,477 | 12,130 | 12,524 | 12,373 | 8,839 | 7,958 | 7,534 | 7,952 | 7,635 | 7,056 |
| 有形固定資産 | - | 42,859 | 41,811 | 40,760 | 39,390 | 36,627 | 37,380 | 35,777 | 35,345 | 34,389 | 33,648 | 32,821 |
| 投資有価証券 | - | 1,650 | 1,658 | 1,679 | 1,535 | 1,347 | 1,287 | 1,323 | 1,431 | 1,512 | 1,553 | 1,399 |
| 固定資産合計 | - | 49,673 | 48,478 | 47,072 | 45,484 | 42,216 | 41,500 | 40,029 | 39,766 | 38,391 | 38,044 | 37,438 |
| 総資産 | - | 62,386 | 60,956 | 59,203 | 58,008 | 54,590 | 50,339 | 47,987 | 47,300 | 46,343 | 45,680 | 44,495 |
| 買掛金 | - | 7,119 | 6,867 | 6,444 | 6,226 | 7,044 | 5,045 | 3,839 | 3,811 | 4,116 | 4,186 | 3,948 |
| 短期借入金 | - | 11,559 | 11,559 | 11,446 | 11,333 | 11,859 | 11,333 | 11,833 | 11,833 | 11,333 | 11,333 | 11,333 |
| 流動負債合計 | - | 31,557 | 30,779 | 30,049 | 30,011 | 31,425 | 27,682 | 26,897 | 26,378 | 25,971 | 25,561 | 24,772 |
| 長期借入金 | - | 16,670 | 15,110 | 13,644 | 11,965 | 9,985 | 9,177 | 7,843 | 6,509 | 5,176 | 3,842 | 2,508 |
| 固定負債合計 | - | 23,472 | 21,537 | 19,715 | 17,875 | 15,521 | 14,543 | 12,832 | 11,892 | 10,260 | 9,151 | 7,801 |
| 総負債 | - | 55,029 | 52,316 | 49,764 | 47,887 | 46,947 | 42,225 | 39,730 | 38,270 | 36,231 | 34,713 | 32,574 |
| 資本金及び資本剰余金 | - | 22,436 | 22,436 | 22,436 | 22,436 | 22,436 | 22,436 | 22,436 | 1,024 | 1,024 | 1,024 | 1,024 |
| 利益剰余金 | - | -20,690 | -19,645 | -18,984 | -18,012 | -20,471 | -20,061 | -19,950 | 2,632 | 3,727 | 4,637 | 5,579 |
| 株主資本 | 12,150 | 7,356 | 8,639 | 9,438 | 10,121 | 7,643 | 8,113 | 8,257 | 9,029 | 10,111 | 10,966 | 11,921 |
| 有利子負債合計 | - | 28,229 | 26,669 | 25,090 | 23,298 | 21,844 | 20,510 | 19,676 | 18,342 | 16,509 | 15,175 | 13,841 |
| 純有利子負債 | - | 21,576 | 20,006 | 18,628 | 16,524 | 15,144 | 16,359 | 15,748 | 14,738 | 12,849 | 11,771 | 11,067 |
| DEレシオ(%) | - | 383.8 | 308.7 | 265.8 | 230.2 | 285.8 | 252.8 | 238.3 | 203.1 | 163.3 | 138.4 | 116.1 |