| Fighter | Nickname | Height | Weight | Association | |
 |
Yoshiki Ishida | 0'0" (0 m) |
185 lbs (83.91 kg) |
U-File Camp Machida | |
|
Yosuke Akou | 5'7" (1.7 m) |
155 lbs (70.31 kg) |
U-File Camp Chofu | |
|
Yuichiro Shirai | "Yukito" | 5'7" (1.7 m) |
136 lbs (61.69 kg) |
U-File Camp |
|
Yuji Nakamura | 0'0" (0 m) |
136 lbs (61.69 kg) |
U-File Camp Machida | |
|
Yuki Kotake | 5'9" (1.75 m) |
154 lbs (69.85 kg) |
U-File Camp | |
|
Yuri Komatsu | 5'9" (1.75 m) |
145 lbs (65.77 kg) |
U-File Camp Noborito | |
