- 8
- Saitama Seibu Lions
- Watanabe, Seiya
| Position | Outfielder |
|---|---|
| Bats / Throws | Right / Right |
| Height / Weight | 177cm/ 90kg |
| Born | August 31, 2002 |
| Year | Team | G | PA | AB | R | H | 2B | 3B | HR | TB | RBI | SB | CS | SH | SF | BB | HP | SO | GDP | AVG | SLG | OBP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | Seibu | 109 | 452 | 425 | 42 | 110 | 16 | 3 | 12 | 168 | 43 | 2 | 3 | 0 | 2 | 21 | 4 | 85 | 11 | .259 | .395 | .299 |
| 2026 | Seibu | 80 | 330 | 314 | 26 | 80 | 10 | 1 | 7 | 113 | 34 | 2 | 0 | 0 | 1 | 12 | 3 | 58 | 8 | .255 | .360 | .288 |
| Totals | 189 | 782 | 739 | 68 | 190 | 26 | 4 | 19 | 281 | 77 | 4 | 3 | 0 | 3 | 33 | 7 | 143 | 19 | .257 | .380 | .294 |