| Fighter | Nickname | Height | Weight | Association | |
 |
Jin Suk Jung | 5'7" (1.7 m) |
135 lbs (61.23 kg) |
Paraestra Cheongju | |
|
Joji Kawamata | 5'7" (1.7 m) |
135 lbs (61.23 kg) |
Paraestra Higashi Osaka | |
|
Joji Shimada | 5'5" (1.65 m) |
132 lbs (59.87 kg) |
Paraestra Hachioji | |
|
Jonathan Valles | 6'3" (1.91 m) |
170 lbs (77.11 kg) |
Paraestra Okinawa | |
|
Jong Min Song | 0'0" (0 m) |
155 lbs (70.31 kg) |
Paraestra Tokyo | |
|
Jun Hamada | 0'0" (0 m) |
123 lbs (55.79 kg) |
Paraestra Ehime | |
|
Jun Mo Lee | 0'0" (0 m) |
170 lbs (77.11 kg) |
Paraestra Cheongju | |
|
Junei Hatakeyama | 0'0" (0 m) |
155 lbs (70.31 kg) |
Paraestra Koiwa | |
|
Jung Bum Choi | 0'0" (0 m) |
125 lbs (56.7 kg) |
Paraestra Seoul | |
|
Jung Dae Lee | 5'8" (1.73 m) |
145 lbs (65.77 kg) |
Paraestra Cheongju | |
|
Junichi Sase | 5'5" (1.65 m) |
123 lbs (55.79 kg) |
Paraestra Chiba | |
|
Junpei Ueno | 5'8" (1.73 m) |
135 lbs (61.23 kg) |
Paraestra Hachinohe | |
|
Junpei Umemoto | 0'0" (0 m) |
135 lbs (61.23 kg) |
Paraestra Morinomiya | |
|
Jyamu Enomoto | "Jam" | 5'8" (1.73 m) |
135 lbs (61.23 kg) |
Paraestra Okinawa |
|
Kai Suzuki | 0'0" (0 m) |
155 lbs (70.31 kg) |
Paraestra Osaka | |
|
Kaiki Kishida | 0'0" (0 m) |
145 lbs (65.77 kg) |
Paraestra Osaka | |
|
Kaito Sakamaki | 5'6" (1.68 m) |
135 lbs (61.23 kg) |
Paraestra Kashiwa | |
|
Kanau Sato | 5'9" (1.75 m) |
151 lbs (68.49 kg) |
Paraestra Hajima | |
|
Kaneaki Watanabe | 5'9" (1.75 m) |
135 lbs (61.23 kg) |
Paraestra Tokyo | |
|
Kaoru Taniguchi | 0'0" (0 m) |
165 lbs (74.84 kg) |
Paraestra Gifu | |
