指標
自己資本比率
ネットキャッシュ比率
D/Eレシオ
負債・純資産の部
負債・純資産の部
利益剰余金
有利子負債・現金
資産の部
資産の部
流動資産
有形・無形固定資産
投資有価証券
のれん
貸借対照表
2016-03百万円 | 2017-03百万円 | 2018-03百万円 | 2019-03百万円 | 2020-03百万円 | 2021-03百万円 | 2022-03百万円 | 2023-03百万円 | 2024-03百万円 | 2025-03百万円 | 2026-03百万円 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 資産の部 | |||||||||||
| 流動資産 | |||||||||||
| 現金及び預金 | 104,359 | 109,488 | 115,313 | 117,468 | 160,077 | 162,368 | 147,241 | 191,956 | 169,997 | 118,358 | 54,259 |
| 受取手形及び売掛金 | 24,642 | 28,283 | 26,073 | 20,825 | 27,510 | 39,519 | 47,158 | 47,993 | 40,790 | 43,441 | 39,324 |
| 契約資産 | - | - | - | - | - | - | 405 | 480 | 820 | 1,115 | 956 |
| 有価証券 | 23,551 | 1,302 | 2,200 | 2,330 | 4,000 | 3,030 | 3,030 | 3,000 | 3,000 | 24,000 | 3,000 |
| 商品及び製品 | 4,414 | 4,282 | 5,447 | 4,559 | 5,223 | 4,297 | 2,143 | 2,216 | 2,602 | 3,368 | 3,880 |
| 仕掛品 | 29 | 84 | 381 | 362 | 167 | 140 | 29 | 11 | 40 | 62 | 27 |
| 原材料及び貯蔵品 | 4,135 | 5,414 | 5,524 | 7,589 | 11,141 | 8,001 | 12,503 | 21,613 | 19,885 | 14,332 | 14,073 |
| その他 | 11,430 | 8,042 | 7,796 | 8,410 | 4,946 | 3,715 | 14,458 | 14,574 | 12,684 | 26,222 | 40,102 |
| 貸倒引当金 | -30 | -31 | -34 | -33 | -31 | -38 | -51 | -54 | -53 | -63 | -265 |
| 短期貸付金 | 28 | 4,348 | 6,449 | 4,575 | 19 | - | - | - | - | - | - |
| 繰延税金資産 | 1,078 | 143 | 151 | - | - | - | - | - | - | - | - |
| 流動資産合計 | 173,638 | 161,359 | 169,302 | 166,087 | 213,054 | 221,034 | 226,920 | 281,791 | 249,768 | 230,838 | 155,359 |
| 固定資産 | |||||||||||
| 有形固定資産 | |||||||||||
| 建物及び構築物 | 168,808 | 170,341 | 328,212 | 335,648 | 335,240 | 327,422 | 178,766 | 181,787 | 194,088 | 207,305 | 203,929 |
| 減価償却累計額 | -127,005 | -130,907 | -141,138 | -150,449 | -161,558 | -169,580 | -141,557 | -145,756 | -150,437 | -158,665 | -163,342 |
| 建物及び構築物（純額） | 41,802 | 39,433 | 187,073 | 185,198 | 173,682 | 157,841 | 37,208 | 36,030 | 43,650 | 48,640 | 40,587 |
| 坑井 | 109,468 | 113,166 | 116,387 | 116,070 | 117,964 | 119,329 | 75,314 | 94,048 | 163,906 | 249,702 | 257,619 |
| 減価償却累計額 | -75,421 | -77,400 | -82,611 | -85,985 | -90,980 | -94,363 | -73,388 | -77,417 | -93,079 | -127,492 | -152,594 |
| 坑井（純額） | 34,046 | 35,765 | 33,775 | 30,084 | 26,984 | 24,965 | 1,925 | 16,630 | 70,826 | 122,209 | 105,025 |
| 機械装置及び運搬具 | 116,174 | 117,045 | 116,313 | 146,276 | 146,113 | 145,143 | 146,470 | 147,047 | 156,073 | 159,827 | 156,868 |
| 減価償却累計額 | -96,057 | -99,255 | -101,395 | -107,257 | -111,983 | -117,309 | -122,216 | -126,573 | -131,848 | -138,075 | -142,405 |
| 機械装置及び運搬具（純額） | 20,116 | 17,790 | 14,917 | 39,018 | 34,129 | 27,834 | 24,253 | 20,473 | 24,225 | 21,751 | 14,462 |
| 鉱物資源 | - | - | - | - | - | - | - | - | - | - | 173,370 |
| 減価償却累計額 | - | - | - | - | - | - | - | - | - | - | - |
| 鉱物資源（純額） | - | - | - | - | - | - | - | - | - | - | 173,370 |
| 土地 | 13,719 | 16,736 | 16,783 | 16,732 | 16,670 | 12,385 | 11,536 | 11,532 | 11,530 | 11,346 | 11,340 |
| 建設仮勘定 | 179,420 | 217,984 | 71,936 | 26,825 | 31,466 | 34,537 | 14,797 | 28,284 | 16,003 | 16,568 | 25,789 |
| その他 | 21,241 | 21,336 | 21,594 | 37,316 | 37,965 | 36,783 | 20,945 | 23,644 | 28,925 | 28,017 | 22,488 |
| 減価償却累計額 | -15,063 | -16,068 | -16,933 | -26,062 | -26,861 | -27,603 | -17,829 | -18,184 | -18,860 | -20,944 | -19,673 |
| その他（純額） | 6,177 | 5,268 | 4,660 | 11,254 | 11,103 | 9,180 | 3,116 | 5,460 | 10,064 | 7,073 | 2,815 |
| 鉱物資源 | 45,956 | 57,955 | 9,312 | - | - | - | - | - | - | - | - |
| 減価償却累計額 | -5,021 | -7,144 | -8,969 | - | - | - | - | - | - | - | - |
| 鉱物資源（純額） | 40,935 | 50,810 | 342 | - | - | - | - | - | - | - | - |
| 有形固定資産合計 | 336,218 | 383,790 | 329,490 | 309,114 | 294,038 | 266,745 | 92,837 | 118,411 | 176,300 | 227,590 | 373,390 |
| 無形固定資産 | - | - | - | - | - | - | - | 5,569 | 5,265 | 5,095 | 5,537 |
| 投資その他の資産 | |||||||||||
| 投資有価証券 | 135,261 | 148,237 | 167,342 | 137,794 | 88,922 | 105,070 | 108,910 | 115,940 | 180,415 | 180,280 | 274,024 |
| 長期貸付金 | 16,522 | 11,672 | 4,547 | 42 | 43 | 48 | 49 | 1,307 | 1,247 | 1,136 | 8,174 |
| 繰延税金資産 | - | - | - | - | 8,003 | 7,940 | 3,709 | 3,813 | 5,738 | 943 | 838 |
| 退職給付に係る資産 | 888 | 954 | 1,451 | 1,319 | 971 | 2,384 | 2,319 | 1,703 | 3,363 | 4,086 | 5,199 |
| その他 | 34,705 | 30,171 | 13,540 | 26,920 | 16,034 | 15,850 | 31,734 | 40,031 | 39,040 | 31,664 | 39,985 |
| 貸倒引当金 | -58 | -51 | -50 | -46 | -44 | -44 | -45 | -47 | -47 | -38 | -38 |
| 海外投資等損失引当金 | -2,847 | -2,549 | -1,982 | -1,057 | -715 | -373 | -297 | -341 | -163 | - | - |
| 繰延税金資産 | 3,575 | 4,668 | 7,669 | 7,713 | - | - | - | - | - | - | - |
| 投資その他の資産合計 | 188,046 | 193,102 | 192,519 | 172,686 | 113,216 | 130,877 | 146,380 | 162,407 | 229,593 | 218,074 | 328,183 |
| 無形固定資産 | |||||||||||
| その他 | 9,698 | 8,487 | 8,226 | 7,399 | 6,823 | 6,129 | 5,802 | - | - | - | - |
| 無形固定資産合計 | 9,698 | 8,487 | 8,226 | 7,399 | 6,823 | 6,129 | 5,802 | - | - | - | - |
| 固定資産合計 | 533,963 | 585,380 | 530,236 | 489,200 | 414,078 | 403,752 | 245,021 | 286,388 | 411,160 | 450,760 | 707,111 |
| 資産合計 | 707,601 | 746,739 | 699,539 | 655,288 | 627,132 | 624,786 | 471,941 | 568,180 | 660,928 | 681,598 | 862,470 |
| 負債の部 | |||||||||||
| 流動負債 | |||||||||||
| 支払手形及び買掛金 | 8,585 | 13,634 | 13,544 | 7,666 | 12,237 | 21,546 | 11,479 | 26,489 | 9,520 | 11,150 | 3,398 |
| 未払金 | - | - | - | - | - | - | - | - | - | - | 51,525 |
| 未払法人税等 | - | - | - | - | - | - | - | 9,333 | 5,309 | 11,943 | 3,103 |
| 契約負債 | - | - | - | - | - | - | 258 | 155 | 115 | 94 | 110 |
| 引当金 | - | - | - | - | - | - | - | - | - | 154 | 484 |
| その他 | 23,637 | 24,252 | 32,062 | 24,686 | 23,425 | 19,142 | 11,402 | 25,892 | 33,730 | 25,808 | 30,670 |
| １年内返済予定の長期借入金 | - | - | - | - | - | 62,175 | 260 | 260 | 250 | - | - |
| 災害損失引当金 | - | - | - | - | - | 913 | 1,841 | 2,119 | 169 | - | - |
| 役員賞与引当金 | 67 | 24 | 20 | 25 | 75 | - | - | - | - | - | - |
| 短期借入金 | - | - | - | - | - | - | - | - | - | - | - |
| 流動負債合計 | 32,290 | 37,911 | 45,627 | 32,378 | 35,738 | 103,776 | 25,241 | 64,250 | 49,095 | 49,152 | 89,291 |
| 固定負債 | |||||||||||
| 繰延税金負債 | - | - | - | - | 9,878 | 7,919 | 16,867 | 20,461 | 41,739 | 33,134 | 60,292 |
| 退職給付に係る負債 | 3,574 | 3,572 | 3,496 | 3,452 | 3,528 | 3,545 | 3,376 | 3,428 | 3,414 | 3,288 | 3,315 |
| 資産除去債務 | 17,811 | 18,292 | 18,664 | 15,335 | 15,432 | 21,262 | 19,539 | 20,043 | 24,687 | 34,311 | 40,139 |
| 引当金 | - | - | - | - | - | - | - | - | - | 328 | 345 |
| その他 | 4,221 | 4,882 | 3,628 | 3,831 | 3,535 | 3,609 | 3,636 | 2,577 | 4,417 | 4,126 | 10,187 |
| 長期借入金 | 130,030 | 141,903 | 135,959 | 127,715 | 118,774 | 50,180 | 510 | 250 | - | - | - |
| 役員退職慰労引当金 | 88 | 69 | 83 | 86 | 88 | - | - | - | - | - | - |
| 繰延税金負債 | 24,267 | 29,497 | 34,872 | 22,330 | - | - | - | - | - | - | - |
| 固定負債合計 | 179,994 | 198,218 | 196,704 | 172,752 | 151,236 | 86,517 | 43,929 | 46,759 | 74,258 | 75,188 | 114,280 |
| 負債合計 | 212,284 | 236,129 | 242,331 | 205,131 | 186,975 | 190,294 | 69,171 | 111,010 | 123,354 | 124,340 | 203,572 |
| 純資産の部 | |||||||||||
| 株主資本 | |||||||||||
| 資本金 | 14,288 | 14,288 | 14,288 | 14,288 | 14,288 | 14,288 | 14,288 | 14,288 | 14,288 | 14,288 | 14,288 |
| 利益剰余金 | 345,674 | 345,693 | 315,631 | 331,306 | 350,934 | 344,438 | 310,592 | 362,989 | 397,846 | 445,499 | 486,089 |
| 自己株式 | -10 | -10 | -10 | -10 | -11 | -151 | -3,886 | -136 | -8,094 | -997 | -925 |
| 資本剰余金 | 157 | 183 | 183 | 157 | - | - | 2,607 | - | - | - | - |
| 株主資本合計 | 360,109 | 360,155 | 330,093 | 345,741 | 365,212 | 358,575 | 323,602 | 377,141 | 404,040 | 458,791 | 499,452 |
| その他の包括利益累計額 | |||||||||||
| その他有価証券評価差額金 | 50,554 | 69,832 | 86,667 | 66,296 | 33,061 | 44,228 | 48,346 | 46,324 | 84,686 | 36,630 | 94,349 |
| 繰延ヘッジ損益 | 3 | -226 | 3 | -2 | 181 | -488 | -1,862 | -699 | 8,704 | 11,513 | 19,666 |
| 為替換算調整勘定 | 10,087 | 7,301 | 5,149 | 3,338 | 3,494 | -3,810 | 89 | 2,275 | 4,881 | 18,795 | 11,418 |
| 退職給付に係る調整累計額 | 253 | 455 | 1,152 | 1,114 | 756 | 1,667 | 1,464 | 590 | 1,589 | 2,014 | 2,650 |
| その他の包括利益累計額合計 | 60,899 | 77,363 | 92,973 | 70,747 | 37,494 | 41,596 | 48,036 | 48,491 | 99,862 | 68,953 | 128,084 |
| 非支配株主持分 | 74,308 | 73,091 | 34,140 | 33,668 | 37,450 | 34,320 | 31,131 | 31,536 | 33,671 | 29,512 | 31,359 |
| 純資産合計 | 495,317 | 510,609 | 457,207 | 450,156 | 440,157 | 434,492 | 402,770 | 457,169 | 537,574 | 557,257 | 658,897 |
| 負債純資産合計 | 707,601 | 746,739 | 699,539 | 655,288 | 627,132 | 624,786 | 471,941 | 568,180 | 660,928 | 681,598 | 862,470 |