| Fighter | Nickname | Height | Weight | Association | |
 |
Ramdan Suwondo | "The Wizard" | 5'1" (1.55 m) |
105 lbs (47.63 kg) |
Core Purwokerto MMA |
|
Raymond Ahana | "Raymonchoo" | 6'2" (1.88 m) |
185 lbs (83.91 kg) |
Dragon Core MMA |
|
Robin Hahn | 0'0" (0 m) |
265 lbs (120.2 kg) |
Core 360 Centre | |
|
Robin Hahn | 0'0" (0 m) |
268 lbs (121.56 kg) |
Core 360 Centre | |
|
Rolenj Romero | "The Hitman" | 0'0" (0 m) |
165 lbs (74.84 kg) |
Core MMA |
|
Russell Keenan | 0'0" (0 m) |
185 lbs (83.91 kg) |
Core MMA | |
|
Ryan Hitchcock | 6'1" (1.85 m) |
185 lbs (83.91 kg) |
Core MMA | |
|
Ryota Yamazoe | "Hey" | 0'0" (0 m) |
155 lbs (70.31 kg) |
Core Quest Kushiro |
|
Ryutaro Okawa | 0'0" (0 m) |
145 lbs (65.77 kg) |
Core | |
|
Ryuto Nishizawa | 0'0" (0 m) |
115 lbs (52.16 kg) |
Core Spirit | |
|
Sam Downs | 0'0" (0 m) |
155 lbs (70.31 kg) |
Core Fit & MMA | |
|
Satoshi Yamazaki | 0'0" (0 m) |
135 lbs (61.23 kg) |
Core | |
|
Sendil Kumar | 5'8" (1.73 m) |
155 lbs (70.31 kg) |
Core Gym | |
|
Shinzo Sakai | 0'0" (0 m) |
155 lbs (70.31 kg) |
Core Spirit | |
|
Shu Sugahara | 0'0" (0 m) |
134 lbs (60.78 kg) |
Core Kamata | |
|
Simon Hulton | 0'0" (0 m) |
198 lbs (89.81 kg) |
Core MMA | |
|
So Matsumoto | 0'0" (0 m) |
125 lbs (56.7 kg) |
Core | |
|
Suguru Hayasaka | 5'7" (1.7 m) |
123 lbs (55.79 kg) |
Core Quest Kushiro | |
|
Takako Iizuka | "BB Taka" | 0'0" (0 m) |
125 lbs (56.7 kg) |
Core Oji Toshima |
|
Takashi Ito | "Jet" | 5'6" (1.68 m) |
135 lbs (61.23 kg) |
Core Kamata |
