| Fighter | Nickname | Height | Weight | Association | |
 |
Keigo Kawamoto | 5'6" (1.68 m) |
115 lbs (52.16 kg) |
Reversal Gym Tokyo Standout | |
|
Keita Kitagawa | 0'0" (0 m) |
120 lbs (54.43 kg) |
Reversal Gym Yokohama Ground Slam | |
|
Keita Fukushima | 5'6" (1.68 m) |
135 lbs (61.23 kg) |
Reversal Gym Shinjuku Me, We | |
|
Keito Yamakita | "Pocket Monk" | 5'1" (1.55 m) |
125 lbs (56.7 kg) |
Reversal Gym Shinjuku Me, We |
|
Ken Kawamura | 5'8" (1.73 m) |
143 lbs (64.86 kg) |
Reversal Gym Tokyo Standout | |
|
Kento Mizutani | 5'5" (1.65 m) |
125 lbs (56.7 kg) |
Reversal Gym Shinjuku Me, We | |
|
Kento Ueda | "Kensho / Flight Fist" | 5'11" (1.8 m) |
170 lbs (77.11 kg) |
Reversal Gym Osaka Anne |
|
Kikuyo Ishikawa | 5'3" (1.6 m) |
105 lbs (47.63 kg) |
Reversal Gym Yokohama Ground Slam | |
|
Kizaemon Saiga | 5'6" (1.68 m) |
128 lbs (58.06 kg) |
Reversal Gym Shinjuku Me, We | |
|
Kodai Takeda | 0'0" (0 m) |
135 lbs (61.23 kg) |
Reversal Gym Tokyo Standout | |
|
Kohei Osera | 5'8" (1.73 m) |
155 lbs (70.31 kg) |
Reversal Gym Yokohama Ground Slam | |
|
Koichi Seki | 0'0" (0 m) |
176 lbs (79.83 kg) |
Reversal Gym Yokohama Ground Slam | |
|
Kosaku Yanai | 5'7" (1.7 m) |
135 lbs (61.23 kg) |
Reversal Gym Tokyo Standout | |
|
Kota Shiohama | 5'6" (1.68 m) |
125 lbs (56.7 kg) |
Reversal Gym Okinawa Cross Line | |
|
Kota Oyaizu | 0'0" (0 m) |
115 lbs (52.16 kg) |
Reversal Gym Ground Slam Krew | |
|
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 | |
|
Masahiro Kumakura | 0'0" (0 m) |
145 lbs (65.77 kg) |
Reversal Gym Ground Slam Krew | |
|
Masahiro Mizushima | 0'0" (0 m) |
170 lbs (77.11 kg) |
Reversal Gym Yokohama Ground Slam | |
