| （単位：百万円） | 2Q21 | 3Q21 | 4Q21 | 1Q22 | 2Q22 | 3Q22 | 4Q22 | 1Q23 | 2Q23 | 3Q23 | 4Q23 | 1Q24 | 2Q24 | 3Q24 | 4Q24 | 1Q25 | 2Q25 | 3Q25 | 4Q25 | 1Q26 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | - | 784 | 1,350 | 1,358 | 1,346 | 1,350 | 1,363 | 1,401 | 1,444 | 1,523 | 1,620 | 1,646 | 1,650 | 1,683 | 1,676 | 1,644 | 1,720 | 1,822 | 1,818 | 1,874 |
| 売上原価 | - | 625 | 1,043 | 1,018 | 1,005 | 1,014 | 1,059 | 1,066 | 1,072 | 1,125 | 1,218 | 1,242 | 1,235 | 1,262 | 1,277 | 1,266 | 1,294 | 1,367 | - | 1,386 |
| 売上総利益 | - | 158 | 307 | 340 | 341 | 335 | 304 | 334 | 371 | 397 | 402 | 404 | 415 | 420 | 399 | 378 | 425 | 454 | - | 488 |
| 売上総利益率（％） | - | - | ||||||||||||||||||
| 営業費用 | - | 88 | 215 | 212 | 173 | 173 | 229 | 228 | 208 | 223 | 286 | 262 | 233 | 231 | 291 | 298 | 279 | 259 | - | 305 |
| 営業利益 | - | 70 | 91 | 128 | 168 | 161 | 75 | 105 | 163 | 175 | 115 | 141 | 181 | 189 | 107 | 79 | 147 | 194 | 135 | 182 |
| 経常（税引前）利益 | - | 49 | 98 | 129 | 213 | 174 | 77 | 112 | 172 | 184 | 118 | 144 | 193 | 190 | 122 | 80 | 160 | 202 | 143 | 182 |
| 法人税等合計 | - | 17 | 18 | 41 | 68 | 55 | 19 | 36 | 57 | 60 | 1 | 41 | 62 | 59 | 11 | 25 | 52 | 64 | - | 74 |
| 純利益 | - | 31 | 73 | 87 | 144 | 118 | 58 | 75 | 114 | 125 | 117 | 89 | 131 | 130 | 110 | 54 | 107 | 137 | - | 154 |
| 一株あたり利益 | - | - | - | 34.38 | 53.04 | 42.64 | 19.45 | 26.04 | 39.38 | 43.2 | 40.42 | 30.73 | 45.09 | 44.81 | 38.12 | 18.92 | 36.9 | 47.27 | - | 53.27 |
| 一株あたり配当金 | 0 | - | 30 | - | 0 | - | 45 | - | 0 | - | 45 | - | 0 | - | 48 | - | 0 | - | 75 | - |