';
| Fighter | Nickname | Height | Weight | Association | |
| Kazuma Inamori | 5'9" (1.75 m) |
155 lbs (70.31 kg) |
Reversal Gym Tachikawa Alpha | ||
| Kuranosuke Sato | 5'8" (1.73 m) |
145 lbs (65.77 kg) |
Reversal Gym Tachikawa Alpha | ||
| Mai Takamizu | 4'11" (1.5 m) |
132 lbs (59.87 kg) |
Reversal Gym Tachikawa Alpha | ||
| Marcel Jogl | 0'0" (0 m) |
170 lbs (77.11 kg) |
Reversal Gym Tachikawa Alpha | ||
| Masaki Takeuchi | 0'0" (0 m) |
135 lbs (61.23 kg) |
Reversal Gym Tachikawa Alpha | ||
| Masanori Kanehara | 5'8" (1.73 m) |
145 lbs (65.77 kg) |
Reversal Gym Tachikawa Alpha | ||
| Mion Wachi | 5'2" (1.57 m) |
107 lbs (48.53 kg) |
Reversal Gym Tachikawa Alpha | ||
| Mira Suyari | 0'0" (0 m) |
125 lbs (56.7 kg) |
Alpha Gym | ||
| Misaki Suda | "Iruka Umisaki" | 5'4" (1.63 m) |
108 lbs (48.99 kg) |
Reversal Gym Tachikawa Alpha | |
| Naoki Sakaue | 0'0" (0 m) |
135 lbs (61.23 kg) |
Reversal Gym Tachikawa Alpha | ||
| Pan Hui | "Kai / Miki Araki" | 5'2" (1.57 m) |
108 lbs (48.99 kg) |
Reversal Gym Tachikawa Alpha | |
| Ryusuke Ogawa | "Azukin" | 5'6" (1.68 m) |
125 lbs (56.7 kg) |
Reversal Gym Tachikawa Alpha | |
| Shinya Hatano | 0'0" (0 m) |
155 lbs (70.31 kg) |
Reversal Gym Tachikawa Alpha | ||
| Shunsuke Kusawake | 6'3" (1.91 m) |
155 lbs (70.31 kg) |
Reversal Gym Tachikawa Alpha | ||
| Takaya Saijo | 5'10" (1.78 m) |
155 lbs (70.31 kg) |
Reversal Gym Tachikawa Alpha | ||
| Tatsuhiko Ienaka | 0'0" (0 m) |
135 lbs (61.23 kg) |
Reversal Gym Tachikawa Alpha | ||
| Tomo Maesawa | 4'11" (1.5 m) |
105 lbs (47.63 kg) |
Reversal Gym Tachikawa Alpha | ||
| Yoshiya Kudo | 5'5" (1.65 m) |
115 lbs (52.16 kg) |
Reversal Gym Tachikawa Alpha | ||
| Yusei Iwakura | "Muscle" | 5'11" (1.8 m) |
169 lbs (76.66 kg) |
Reversal Gym Tachikawa Alpha | |