';
| Fighter | Nickname | Height | Weight | Association | |
| Ryoji Kudo | 5'7" (1.7 m) |
145 lbs (65.77 kg) |
Tribe Tokyo MMA | ||
| Satoshi Usui | 0'0" (0 m) |
125 lbs (56.7 kg) |
Tribe Tokyo MMA | ||
| Sodai Mitobe | 5'5" (1.65 m) |
126 lbs (57.15 kg) |
Tribe Tokyo MMA | ||
| Sojiro Orui | 5'10" (1.78 m) |
170 lbs (77.11 kg) |
Tribe Tokyo MMA | ||
| Taiga Nomura | 0'0" (0 m) |
145 lbs (65.77 kg) |
Tribe Tokyo MMA | ||
| Takahiro Okoshi | 5'6" (1.68 m) |
145 lbs (65.77 kg) |
Tribe Tokyo MMA | ||
| Takashi Tomoda | 5'6" (1.68 m) |
135 lbs (61.23 kg) |
Tribe Tokyo MMA | ||
| Takashige Hirukawa | "Crazy Hiru" | 5'5" (1.65 m) |
125 lbs (56.7 kg) |
Tribe Tokyo MMA | |
| Tatsuya Adachi | 0'0" (0 m) |
135 lbs (61.23 kg) |
Tribe Tokyo MMA | ||
| Toru Ogawa | 5'5" (1.65 m) |
125 lbs (56.7 kg) |
Tribe Tokyo MMA | ||
| Yasuhiro Urushitani | 5'5" (1.65 m) |
125 lbs (56.7 kg) |
Tribe Tokyo MMA | ||
| Yoshitsugu Hidaka | 0'0" (0 m) |
125 lbs (56.7 kg) |
Tribe Tokyo MMA | ||
| Yoshiyuki Nakanishi | 5'10" (1.78 m) |
185 lbs (83.91 kg) |
Tribe Tokyo MMA | ||
| Yu Karino | 5'9" (1.75 m) |
146 lbs (66.22 kg) |
Tribe Tokyo MMA | ||
| Yuhei Koga | 5'7" (1.7 m) |
125 lbs (56.7 kg) |
Tribe Tokyo MMA | ||
| Yuji Takagi | 0'0" (0 m) |
143 lbs (64.86 kg) |
Tribe Tokyo MMA | ||
| Yuji Ephoevi-Ga | "The Chef" | 6'0" (1.83 m) |
155 lbs (70.31 kg) |
Tribe Tokyo MMA / Kill Cliff FC | |
| Yuki Sugimoto | 0'0" (0 m) |
145 lbs (65.77 kg) |
Tribe Tokyo MMA | ||
| Yusuke Sakashita | 5'11" (1.8 m) |
185 lbs (83.91 kg) |
Tribe Tokyo MMA | ||
| Yuya Shirai | 5'8" (1.73 m) |
170 lbs (77.11 kg) |
Tribe Tokyo MMA | ||