| （単位：百万円） | 2017/3 | 2018/3 | 2019/3 | 2020/3 | 2021/3 | 2022/3 | 2023/3 | 2024/3 | 2025/3 |
|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 145,862 | 142,613 | 143,740 | 141,698 | 134,949 | 138,484 | 160,448 | 185,595 | 196,415 |
| 営業費用 | 375 | 699 | 679 | 798 | 734 | 859 | 971 | 1,075 | 1,038 |
| 営業利益 | 6,410 | 5,214 | 6,785 | 6,578 | 5,547 | 7,390 | 9,331 | 10,170 | 18,791 |
| 経常（税引前）利益 | 33,868 | 33,937 | 34,412 | 28,716 | 26,763 | 37,868 | 33,677 | 35,609 | 45,537 |
| 法人税等合計 | 9,098 | 10,155 | 10,910 | 8,771 | 7,272 | 12,342 | 7,678 | 10,648 | 13,500 |
| 純利益 | 23,323 | 22,266 | 23,144 | 20,377 | 18,626 | 24,811 | 26,433 | 24,206 | 31,515 |
| 一株あたり利益 | 142.24 | 137.78 | 148.79 | 133.32 | 121.03 | 164.31 | 181.56 | 167.11 | 221.37 |
| 一株あたり配当金 | 17.5 | 30 | 30 | 30 | 30 | 35 | 45 | 55 | 75 |