| 2022/6 | 2023/6 |
Net sales | 11,986,761 | 15,257,617 |
Cost of sales | 7,717,840 | 9,436,998 |
Gross profit | 4,268,920 | 5,820,619 |
Selling, general and administrative expenses | 4,588,278 | 5,725,974 |
Operating profit (loss) | -319,357 | 94,645 |
Non-operating income | | |
Gain on valuation of derivatives | - | 219,900 |
Dividend income of insurance | 195 | 260 |
Foreign exchange gains | 7,438 | - |
Subsidy income | 6,746 | 3,258 |
Vending machine income | 478 | 392 |
Gain on sale of scraps | 3,884 | 2,994 |
Other | 1,665 | 1,874 |
Total non-operating income | 20,409 | 228,680 |
Non-operating expenses | | |
Interest expenses | 6,949 | 14,866 |
Foreign exchange losses | - | 766 |
Commission expenses | 21,748 | 27,671 |
Other | 436 | 1,479 |
Total non-operating expenses | 29,134 | 44,784 |
Ordinary profit (loss) | -328,082 | 278,540 |
Extraordinary income | | |
Gain on sale of non-current assets | - | 2,124 |
Gain on sale of investment securities | - | 345,600 |
Total extraordinary income | - | 347,724 |
Extraordinary losses | | |
Loss on retirement of non-current assets | 7,798 | 0 |
Loss on valuation of investment securities | 6,597 | 11,159 |
Total extraordinary losses | 14,396 | 11,159 |
Profit (loss) before income taxes | -342,479 | 615,104 |
Income taxes - current | 57,021 | 213,324 |
Income taxes - deferred | -25,866 | 7,190 |
Total income taxes | 31,155 | 220,515 |
Profit (loss) | -373,634 | 394,589 |
Profit attributable to non-controlling interests | 30,551 | 104,189 |
Profit (loss) attributable to owners of parent | -404,185 | 290,400 |