| Fighter | Nickname | Height | Weight | Association | |
 |
Kei Tamura | 5'7" (1.7 m) |
145 lbs (65.77 kg) |
Paraestra Matsudo | |
|
Kei Komesu | 0'0" (0 m) |
123 lbs (55.79 kg) |
Paraestra Okinawa | |
|
Kei Wada | 0'0" (0 m) |
240 lbs (108.86 kg) |
Paraestra Kashiwa | |
|
Keigo Hirayama | "Chris Man" | 5'11" (1.8 m) |
154 lbs (69.85 kg) |
Paraestra Hachioji |
|
Keigo Takayama | 5'8" (1.73 m) |
135 lbs (61.23 kg) |
Paraestra Hiroshima | |
|
Keiji Sakuta | "Cage" | 5'9" (1.75 m) |
155 lbs (70.31 kg) |
Paraestra Chiba |
|
Keisuke Sakai | 5'7" (1.7 m) |
172 lbs (78.02 kg) |
Paraestra Shiraki | |
|
Keisuke Hashimoto | 0'0" (0 m) |
125 lbs (56.7 kg) |
Paraestra Hachioji | |
|
Keisuke Yamamoto | 0'0" (0 m) |
167 lbs (75.75 kg) |
Paraestra Chiba | |
|
Keisuke Kikuchi | 0'0" (0 m) |
145 lbs (65.77 kg) |
Paraestra Tokyo | |
|
Keita Nakai | 0'0" (0 m) |
155 lbs (70.31 kg) |
Paraestra Ehime | |
|
Ken Omatsu | 5'10" (1.78 m) |
154 lbs (69.85 kg) |
Paraestra Osaka | |
|
Ken Kambara | 0'0" (0 m) |
0 lbs (0 kg) |
Paraestra Matsudo | |
|
Ken Asahina | 5'6" (1.68 m) |
115 lbs (52.16 kg) |
Paraestra Okinawa | |
|
Kenichi Sawada | 5'3" (1.6 m) |
115 lbs (52.16 kg) |
Paraestra Tokyo | |
|
Kenichi Takeda | 5'4" (1.63 m) |
114 lbs (51.71 kg) |
Paraestra Sapporo | |
|
Kenichi Osawa | 0'0" (0 m) |
143 lbs (64.86 kg) |
Paraestra Hachioji | |
|
Kenichi Maruyama | 0'0" (0 m) |
144 lbs (65.32 kg) |
Paraestra Osaka | |
|
Kenichiro Togashi | 5'10" (1.78 m) |
154 lbs (69.85 kg) |
Paraestra Hiroshima | |
|
Kenji Ikeda | 6'0" (1.83 m) |
155 lbs (70.31 kg) |
Paraestra Hachioji | |
