Riku Masuda (8-1, 8) was born in Hiroshima, Hiroshima, Japan on September 23, 1997. At the age of 24 years on July 2, 2022, he made his professional boxing debut against Worraphon Yothika, winning the fight via 1st-round KO.
Masuda's last fight was a 2nd-round KO win against Michell Banquez at age 27 on June 8, 2025. He is on a 5-fight winning streak.
Riku Masuda's best fight was against Jonas Sultan.
Masuda has 1 loss on his boxing record. For details about these losses refer to "Riku Masuda Losses".
| # | Date | Opponent | Weight | Round | Method | Result |
|---|---|---|---|---|---|---|
9 | Jun 8, 2025 27 years, 8 months 8-1 (8) | Michell Banquez | 2 | KO | WIN | |
8 | Mar 1, 2025 27 years, 5 months 7-1 (7) | Kaisei Matsumoto | BT | 2 | TKO | WIN |
7 | Nov 2, 2024 27 years, 1 months 6-1 (6) | Yoshihiro Utsumi | BT | 2 | TKO | WIN |
6 | Jul 18, 2024 26 years, 9 months 5-1 (5) | Fumiya Fuse | BT | 2 | KO | WIN |
5  | Feb 24, 2024 26 years, 5 months 4-1 (4) | 32 years, 2 months 19-6 (10) | BT | 1 | KO | WIN |
4  | Aug 30, 2023 25 years, 11 months 3-1 (3) | 27 years, 8 months 8-0-2 (7) | 10 | UD | LOSS | |
3 | May 20, 2023 25 years, 7 months 3-0 (3) | Fumiya Fuse | 7 | TKO | WIN | |
2 | Dec 3, 2022 25 years, 2 months 2-0 (2) | Jeong Ho An | 1 | KO | WIN | |
1 | Jul 2, 2022 24 years, 9 months 1-0 (1) | Worraphon Yothika | 1 | KO | WIN |
