{"title":"Riku Masuda (boxer)","name":"Riku Masuda","sport":"boxing","image":null,"description":"Japanese boxer (born 1997)","qid":"Q138732461","pv":1535,"nickname":null,"born":"1997-09-23","died":null,"birthplace":"Hiroshima, Japan","iso":"JP","country":"Japonya","height":169,"reach":175,"stance":"Southpaw","division":"bantamweight","divisions":["Bantamweight"],"team":null,"org":null,"grap":null,"legend":false,"champ":true,"record":{"wins":11,"losses":1,"draws":0,"nc":0,"ko":9,"sub":0,"dec":2,"total":12,"lossesByKo":0,"lossesBySub":0,"lossesByDec":1,"streak":{"type":"W","n":8},"bestStreak":8,"firstFight":"2022-07-02","lastFight":"2026-07-20","firstLossTo":"Seiya Tsutsumi","titleFights":5,"titlesWon":4},"otherRecord":null,"fights":[{"result":"W","record":"11–1","opponent":"Daigo Higa","method":"SD","kind":"DEC","round":"12","time":null,"date":"2026-07-20","event":null,"location":"Ryōgoku Kokugikan, Tokyo, Japan","notes":"Won vacant WBA (Regular) bantamweight title","opponentSlug":"daigo-higa"},{"result":"W","record":"10–1","opponent":"Nonito Donaire","method":"TKO","kind":"KO","round":"8/10","time":"1:12","date":"2026-03-15","event":null,"location":"Yokohama Buntai, Yokohama, Japan","notes":"","opponentSlug":"nonito-donaire"},{"result":"W","record":"9–1","opponent":"José Miguel Calderón","method":"TD","kind":"DEC","round":"5/10","time":"1:27","date":"2025-11-24","event":null,"location":"Toyota Arena, Tokyo, Japan","notes":"Majority TD: Calderón cut due to an accidental headbutt","opponentSlug":null},{"result":"W","record":"8–1","opponent":"Michell Banquez","method":"KO","kind":"KO","round":"1/10","time":"1:27","date":"2025-06-08","event":null,"location":"Ariake Coliseum, Tokyo, Japan","notes":"","opponentSlug":null},{"result":"W","record":"7–1","opponent":"Kaisei Matsumoto","method":"TKO","kind":"KO","round":"6/10","time":"2:18","date":"2025-03-01","event":null,"location":"Korakuen Hall, Tokyo, Japan","notes":"Retained Japanese bantamweight title","opponentSlug":null},{"result":"W","record":"6–1","opponent":"Yoshihiro Utsumi","method":"TKO","kind":"KO","round":"7/10","time":"0:26","date":"2024-11-02","event":null,"location":"Korakuen Hall, Tokyo, Japan","notes":"Retained Japanese bantamweight title","opponentSlug":null},{"result":"W","record":"5–1","opponent":"Fumiya Fuse","method":"KO","kind":"KO","round":"4/10","time":"2:21","date":"2024-07-18","event":null,"location":"Korakuen Hall, Tokyo, Japan","notes":"Won Japanese bantamweight title","opponentSlug":null},{"result":"W","record":"4–1","opponent":"Jonas Sultan","method":"KO","kind":"KO","round":"1/8","time":"2:21","date":"2024-02-24","event":null,"location":"Ryōgoku Kokugikan, Tokyo, Japan","notes":"","opponentSlug":"jonas-sultan"},{"result":"L","record":"3–1","opponent":"Seiya Tsutsumi","method":"UD","kind":"DEC","round":"10","time":null,"date":"2023-08-30","event":null,"location":"Korakuen Hall, Tokyo, Japan","notes":"For Japanese bantamweight title;Monster Bantamweight Tournament semifinals","opponentSlug":"seiya-tsutsumi"},{"result":"W","record":"3–0","opponent":"Fumiye Fuse","method":"TKO","kind":"KO","round":"7/8","time":"3:00","date":"2023-05-20","event":null,"location":"Sumida City Gymnasium, Tokyo, Japan","notes":"Monster Bantamweight Tournament qualifiers","opponentSlug":null},{"result":"W","record":"2–0","opponent":"An Jeong-ho","method":"KO","kind":"KO","round":"1/6","time":"2:25","date":"2022-12-03","event":null,"location":"Paradise City Plaza, Incheon, South Korea","notes":"","opponentSlug":null},{"result":"W","record":"1–0","opponent":"Worraphon Yothika","method":"KO","kind":"KO","round":"1/6","time":"1:50","date":"2022-07-02","event":null,"location":"Korakuen Hall, Tokyo, Japan","notes":"","opponentSlug":null}],"women":false,"slug":"riku-masuda","eloHist":[[2022,1240],[2023,1198],[2024,1361],[2025,1420],[2026,1525]],"elo":1294,"eloPeak":1352,"eloPeakYear":2026}