| 2020 | 2021 | 2022 | 2023 | 2024 | |
| Net sales | 310,719 | 366,160 | 373,151 | 367,649 | 401,987 |
| Cost of sales | 175,841 | 199,296 | 202,073 | 200,272 | 214,997 |
| Gross profit | 134,878 | 166,863 | 171,078 | 167,377 | 186,990 |
| Selling, general and administrative expenses | 107,679 | 114,652 | 124,463 | 129,011 | 140,509 |
| Operating income | 27,199 | 52,210 | 46,615 | 38,365 | 46,480 |
| Ratio of operating income to net sales | 8.8% | 14.3% | 12.5% | 10.4% | 11.6% |
| Non-operating income | 678 | 1,043 | 2,283 | 4,199 | 4,701 |
| Non-operating expenses | 688 | 753 | 1,059 | 1,299 | 1,279 |
| Ordinary income | 27189 | 52500 | 47838 | 41265 | 49901 |
| Extraordinary income | - | 57 | - | - | 1,015 |
| Extraordinary loss | 3,693 | 1,426 | 1,305 | 2,045 | 976 |
| Income before income taxes | 23,496 | 51,131 | 46,533 | 39,219 | 49,940 |
| Income taxes-current | 7,008 | 13,975 | 12,509 | 11,853 | 14,219 |
| Income taxes-deferred | △ 689 | △ 466 | △ 383 | △ 888 | △ 934 |
| Total income taxes | 6,319 | 13,509 | 12,126 | 10,964 | 13,285 |
| Net income | 17,176 | 37,621 | 34,406 | 28,254 | 36,654 |
| Profit (loss) attributable to non-controlling interests | 38 | 64 | 124 | 102 | 105 |
| Owners of parent | 17,138 | 37,557 | 34,282 | 28,152 | 36,549 |
| Ratio of net income to net sales | 5.5% | 10.3% | 9.2% | 7.7% | 9.1% |