| 2022/2 | 2023/2 |
Net sales | 60,170,526 | 72,690,638 |
Cost of sales | 58,483,139 | 65,794,379 |
Gross profit | 1,687,386 | 6,896,259 |
Selling, general and administrative expenses | 5,095,527 | 6,047,056 |
Operating profit (loss) | -3,408,140 | 849,202 |
Non-operating income | | |
Interest income | 71,579 | 73,373 |
Foreign exchange gains | 465,615 | 934,017 |
Insurance claim income | 21,191 | 51,050 |
Gain on sale of non-current assets | 814 | 203 |
Gains on write-off of deposits | 23,891 | 9,409 |
Gain on cancellation of leases | 57,587 | 22,444 |
Refund of chinese value-added-tax | 1,886 | 40,419 |
Other | 73,080 | 53,690 |
Total non-operating income | 715,649 | 1,184,609 |
Non-operating expenses | | |
Interest expenses | 635,510 | 603,125 |
Loss on sale of non-current assets | 22,857 | 17,338 |
Other | 34,292 | 95,267 |
Total non-operating expenses | 692,660 | 715,731 |
Ordinary profit (loss) | -3,385,152 | 1,318,081 |
Extraordinary income | | |
Subsidies for employment adjustment | 202,381 | 36,233 |
Cooperation money income | 436,091 | - |
Reversal of impairment losses | - | 124,756 |
Total extraordinary income | 638,472 | 160,990 |
Extraordinary losses | | |
Provision for loss on shop closing | 26,437 | 188,713 |
Impairment losses | 301,464 | 2,165,627 |
Loss on store closings | 50,297 | 34,667 |
Loss on temporary closing of stores | 1,658,990 | 1,124,762 |
Loss on disaster | - | 15,039 |
Total extraordinary losses | 2,037,188 | 3,528,810 |
Loss before income taxes | -4,783,868 | -2,049,738 |
Income taxes - current | 196,051 | 496,820 |
Income taxes - deferred | -397,461 | 800,719 |
Total income taxes | -201,409 | 1,297,539 |
Loss | -4,582,458 | -3,347,278 |
Profit (loss) attributable to non-controlling interests | -74,793 | 29,316 |
Loss attributable to owners of parent | -4,507,664 | -3,376,595 |