| Item | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|
| Sales | 625 | 502 | 482 | 213 | 276 |
| Gross profit | 142 | 92 | 125 | 35 | 42 |
| Gross profit rate | 22.70% | 18.30% | 25.90% | 16.43% | 14.94% |
| Selling expenses & administrative expenses | 80 | 78 | 56 | 67 | 55 |
| Operating income | 62 | 13 | 68 | -32 | -14 |
| Operating income rate | 10.00% | 2.60% | 14.10% | -15.02% | -4.94% |