| 2022/3 | 2023/3 |
Net sales | 22,162,501 | 22,423,485 |
Cost of sales | 16,873,596 | 17,166,772 |
Gross profit | 5,288,904 | 5,256,713 |
Selling, general and administrative expenses | 4,849,940 | 4,686,945 |
Operating profit | 438,964 | 569,767 |
Non-operating income | | |
Interest income | 3,445 | 3,132 |
Dividend income | 42,828 | 50,444 |
Purchase discounts | 575 | 792 |
Foreign exchange gains | 36,399 | 15,015 |
Insurance claim income | - | 15,306 |
Other | 39,939 | 53,299 |
Total non-operating income | 123,188 | 137,990 |
Non-operating expenses | | |
Interest expenses | 11,704 | 12,686 |
Commission expenses | 9,437 | 8,990 |
Compensation expenses | - | 24,900 |
Other | 6,758 | 10,487 |
Total non-operating expenses | 27,900 | 57,064 |
Ordinary profit | 534,252 | 650,694 |
Extraordinary income | | |
Gain on sale of investment securities | 98,933 | 139,484 |
Total extraordinary income | 98,933 | 139,484 |
Extraordinary losses | | |
Impairment losses | 577,428 | - |
Loss on retirement of non-current assets | 29,282 | 9,332 |
Loss on valuation of investment securities | 12,970 | - |
Loss on litigation | - | 372,483 |
Other | 26 | - |
Total extraordinary losses | 619,707 | 381,815 |
Profit before income taxes | 13,478 | 408,363 |
Income taxes - current | 53,703 | 72,225 |
Income taxes - deferred | -83,783 | 81,462 |
Total income taxes | -30,079 | 153,688 |
Profit | 43,558 | 254,674 |
Profit (loss) attributable to non-controlling interests | -51,029 | 8,427 |
Profit attributable to owners of parent | 94,588 | 246,247 |