| Mar 31, 2018 | Mar 31, 2019 | Mar 31, 2020 | Mar 31, 2021 | Mar 31, 2022 | Mar 31, 2023 | Mar 31, 2024 |
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Net sales | 11,386 | 11,767 | 14,196 | 14,301 | 14,119 | 12,320 | 12,538 |
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Net sales of completed construction contracts | - | - | - | - | - | 8,238 | 8,316 |
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Net sales of finished goods | - | - | - | - | - | 3,707 | 3,898 |
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Net sales of goods | - | - | - | - | - | 381 | 323 |
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Net sales | 11,386 | 11,767 | 14,196 | 14,301 | 14,119 | 12,320 | 12,538 |
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Cost of sales | 7,807 | 8,213 | 10,093 | 10,029 | 10,170 | 9,112 | 8,906 |
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Cost of sales of completed construction contracts | - | - | - | - | - | 6,456 | 6,449 |
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Cost of finished goods sold | - | - | - | - | - | 2,398 | 2,267 |
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Cost of goods sold | - | - | - | - | - | 268 | 196 |
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Cost of sales | 7,807 | 8,213 | 10,093 | 10,029 | 10,170 | 9,112 | 8,906 |
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Gross profit (loss) | 3,579 | 3,554 | 4,103 | 4,272 | 3,949 | 3,208 | 3,632 |
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Gross profit (loss) on completed construction contracts | - | - | - | - | - | 1,781 | 1,868 |
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Gross profit (loss) - finished goods | - | - | - | - | - | 1,309 | 1,631 |
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Gross profit (loss) - merchandise | - | - | - | - | - | 114 | 127 |
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Selling, general and administrative expenses | 1,904 | 1,990 | 2,028 | 2,002 | 2,088 | 2,062 | 2,174 |
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Gross profit (loss) | 3,579 | 3,554 | 4,103 | 4,272 | 3,949 | 3,208 | 3,632 |
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Operating profit (loss) | 1,675 | 1,564 | 2,075 | 2,271 | 1,861 | 1,145 | 1,458 |
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Selling, general and administrative expenses | 1,904 | 1,990 | 2,028 | 2,002 | 2,088 | 2,062 | 2,174 |
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Interest and dividend income | 8 | 10 | 11 | 10 | 11 | 14 | 18 |
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Foreign exchange gains | - | - | - | - | 19 | 21 | 15 |
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Income from lease | 13 | 14 | 21 | 21 | 21 | 21 | 20 |
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Income from lease | 13 | 14 | 21 | 21 | 21 | 21 | 20 |
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Reversal of compensation for health damage from asbestos | - | - | 8 | 2 | 15 | 7 | - |
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Reversal of compensation for health damage from asbestos | - | - | 8 | 2 | 15 | 7 | - |
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Foreign exchange gains | - | - | - | - | 19 | 21 | 15 |
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Insurance claim income | - | 18 | 1 | - | - | 6 | 10 |
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Other | 9 | 11 | 7 | 9 | 6 | 12 | 3 |
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Non-operating income | 31 | 65 | 56 | 41 | 73 | 76 | 65 |
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Operating profit (loss) | 1,675 | 1,564 | 2,075 | 2,271 | 1,861 | 1,145 | 1,458 |
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Interest expenses | 30 | 21 | 15 | 9 | 6 | 6 | 5 |
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Provision for asbestos health damage compensation | 17 | 49 | 33 | 40 | 20 | 60 | 36 |
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Interest expenses | 30 | 21 | 15 | 9 | 6 | 6 | 5 |
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Rental expenses | 5 | 5 | 5 | 5 | 4 | 4 | 4 |
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Rental expenses | 5 | 5 | 5 | 5 | 4 | 4 | 4 |
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Provision for asbestos health damage compensation | 17 | 49 | 33 | 40 | 20 | 60 | 36 |
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Loss on retirement of non-current assets | - | - | 4 | 17 | 5 | 4 | 3 |
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Loss on cancellation of insurance policies | - | - | - | - | - | 2 | 7 |
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Other | 17 | 27 | 6 | 10 | 7 | 6 | 8 |
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Non-operating expenses | 80 | 119 | 106 | 91 | 43 | 79 | 63 |
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Interest and dividend income | 8 | 10 | 11 | 10 | 11 | 14 | 18 |
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Foreign exchange gains | - | - | - | - | 19 | 21 | 15 |
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Income from lease | 13 | 14 | 21 | 21 | 21 | 21 | 20 |
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Income from lease | 13 | 14 | 21 | 21 | 21 | 21 | 20 |
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Reversal of compensation for health damage from asbestos | - | - | 8 | 2 | 15 | 7 | - |
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Reversal of compensation for health damage from asbestos | - | - | 8 | 2 | 15 | 7 | - |
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Foreign exchange gains | - | - | - | - | 19 | 21 | 15 |
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Insurance claim income | - | 18 | 1 | - | - | 6 | 10 |
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Other | 9 | 11 | 7 | 9 | 6 | 12 | 3 |
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Non-operating income | 31 | 65 | 56 | 41 | 73 | 76 | 65 |
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Ordinary profit (loss) | 1,626 | 1,510 | 2,025 | 2,220 | 1,891 | 1,143 | 1,461 |
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Interest expenses | 30 | 21 | 15 | 9 | 6 | 6 | 5 |
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Provision for asbestos health damage compensation | 17 | 49 | 33 | 40 | 20 | 60 | 36 |
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Interest expenses | 30 | 21 | 15 | 9 | 6 | 6 | 5 |
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Rental expenses | 5 | 5 | 5 | 5 | 4 | 4 | 4 |
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Rental expenses | 5 | 5 | 5 | 5 | 4 | 4 | 4 |
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Provision for asbestos health damage compensation | 17 | 49 | 33 | 40 | 20 | 60 | 36 |
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Loss on retirement of non-current assets | - | - | 4 | 17 | 5 | 4 | 3 |
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Loss on cancellation of insurance policies | - | - | - | - | - | 2 | 7 |
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Other | 17 | 27 | 6 | 10 | 7 | 6 | 8 |
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Non-operating expenses | 80 | 119 | 106 | 91 | 43 | 79 | 63 |
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Gain on sale of investment securities | - | - | - | - | 12 | 3 | - |
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Extraordinary income | 930 | 3 | - | - | 12 | 3 | - |
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Ordinary profit (loss) | 1,626 | 1,510 | 2,025 | 2,220 | 1,891 | 1,143 | 1,461 |
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Impairment losses | - | 8 | - | 485 | 14 | 66 | 45 |
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Loss on sale of investment securities | - | - | - | - | - | 0 | - |
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Loss on sale of investment securities | - | - | - | - | - | 0 | - |
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Impairment losses | - | 8 | - | 485 | 14 | 66 | 45 |
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Extraordinary losses | 345 | 53 | 11 | 485 | 14 | 67 | 45 |
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Gain on sale of investment securities | - | - | - | - | 12 | 3 | - |
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Extraordinary income | 930 | 3 | - | - | 12 | 3 | - |
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Profit (loss) before income taxes | 2,211 | 1,460 | 2,013 | 1,735 | 1,890 | 1,079 | 1,416 |
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Impairment losses | - | 8 | - | 485 | 14 | 66 | 45 |
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Loss on sale of investment securities | - | - | - | - | - | 0 | - |
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Loss on sale of investment securities | - | - | - | - | - | 0 | - |
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Impairment losses | - | 8 | - | 485 | 14 | 66 | 45 |
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Extraordinary losses | 345 | 53 | 11 | 485 | 14 | 67 | 45 |
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Income taxes - current | 714 | 481 | 669 | 696 | 600 | 324 | 510 |
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Profit (loss) before income taxes | 2,211 | 1,460 | 2,013 | 1,735 | 1,890 | 1,079 | 1,416 |
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Income taxes - deferred | 40 | -1 | -120 | 15 | 144 | 32 | -70 |
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Income taxes - current | 714 | 481 | 669 | 696 | 600 | 324 | 510 |
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Income taxes | 754 | 480 | 549 | 711 | 744 | 355 | 441 |
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Income taxes - deferred | 40 | -1 | -120 | 15 | 144 | 32 | -70 |
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Profit (loss) | 1,457 | 980 | 1,464 | 1,023 | 1,146 | 724 | 975 |
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Income taxes | 754 | 480 | 549 | 711 | 744 | 355 | 441 |
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Profit (loss) | 1,457 | 980 | 1,464 | 1,023 | 1,146 | 724 | 975 |
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Profit (loss) attributable to owners of parent | 1,457 | 980 | 1,464 | 1,023 | 1,146 | 724 | 975 |
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