Combattants Japon
| 151 |  | Rui Kato | 0-1-0 REC | #6704 |  |
| 152 |  | Ryo Chonan | 1-3-0 UFC | #3730 | |
| 153 |  | Ryo Sakai | 0-2-0 REC | #3978 | |
| 154 |  | Ryo Tajima | 1-0-0 REC | #1811 | |
| 155 |  | Ryo Takagi | 4-1-0 REC | #429 | |
| 156 |  | Ryoga Arimoto | 0-1-0 REC | #6022 | |
| 157 |  | Ryoji Kudo | 1-4-0 REC | #4038 | |
| 158 |  | Ryoma Shishimoto | 2-0-0 REC | #619 | |
| 159 |  | Ryosuke Honda | 0-1-0 REC | #6473 | |
| 160 |  | Ryota Oki | 1-0-0 REC | #2072 | |
| 161 |  | Ryuho Miyaguchi | 0-1-0 REC | #5228 | |
| 162 |  | Ryusei Ashizawa | 1-3-0 REC | #3274 | |
| 163 |  | Ryuya Fukuda | 2-2-0 REC | #1485 | |
| 164 |  | Sanae Kikuta | 1-0-0 UFC | #5992 | |
| 165 |  | Sanoh Yokouchi | 1-1-0 REC | #3272 | |
| 166 |  | Saori Oshima | 1-2-0 REC | #1960 | |
| 167 |  | Satoshi Honma | 0-1-0 UFC | #6888 | |
| 168 |  | Satoshi Ishii | 1-3-0 REC | #4552 | |
| 169 |  | Satoshi Kamiyama | 3-1-0 REC | #425 | |
| 170 |  | Seigo Yamamoto | 0-1-0 REC | #7188 | |
| 171 |  | Seika Izawa | 6-0-0 REC | #868 | |
| 172 |  | Seiya Ameyama | 0-2-0 REC | #4035 | |
| 173 |  | Seiya Inoue | 1-1-0 REC | #759 | |
| 174 |  | Shin Haraguchi | 3-2-0 REC | #3529 | |
| 175 |  | Shinji Sasaki | #8028 | |