| Full name | Sen Nakadai |
| Age | 32 (born March 15th, 1981) |
| Birthplace | Yokohama, Kanagawa, Japan |
| Associations | Reversal Gym Yokohama Ground Slam |
| Height | 5'11" (180.34 cm) |
| Weight | 169 lbs (76.66 kg) |
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Sen Nakadai
| Full name | Sen Nakadai |
| Age | 32 (born March 15th, 1981) |
| Birthplace | Yokohama, Kanagawa, Japan |
| Associations | Reversal Gym Yokohama Ground Slam |
| Height | 5'11" (180.34 cm) |
| Weight | 169 lbs (76.66 kg) |