{"title":"Ayaka Hamasaki","name":"Ayaka Hamasaki","sport":"mma","image":null,"description":"Japanese mixed martial artist","qid":"Q11557673","pv":602,"nickname":null,"born":"1982-03-31","died":null,"birthplace":"Yamaguchi Prefecture, Japan","iso":"JP","country":"Japonya","height":157,"reach":null,"stance":"Southpaw","division":"Strawweight","divisions":["Atomweight","Strawweight"],"team":"Abe Ani Combat Club","org":null,"grap":{"pts":3,"tags":["style:judo","belt:judo"]},"legend":false,"champ":false,"record":{"wins":26,"losses":8,"draws":0,"nc":0,"ko":3,"sub":11,"dec":12,"total":34,"lossesByKo":3,"lossesBySub":2,"lossesByDec":3,"streak":{"type":"L","n":1},"bestStreak":9,"firstFight":"2009-10-25","lastFight":"2026-04-12","firstLossTo":"Cláudia Gadelha","titleFights":17,"titlesWon":11},"otherRecord":null,"fights":[{"result":"L","record":"26–8","opponent":"Natalia Kuziutina","method":"Submission (armbar)","kind":"SUB","round":"1","time":"4:54","date":"2026-04-12","event":"Rizin Landmark 13","location":"Fukuoka, Japan","notes":"","opponentSlug":"natalia-kuziutina"},{"result":"W","record":"26–7","opponent":"Lee Ye-ji","method":"Decision (unanimous)","kind":"DEC","round":"3","time":"5:00","date":"2025-11-23","event":"Deep Jewels 51","location":"Tokyo, Japan","notes":"","opponentSlug":null},{"result":"L","record":"25–7","opponent":"Moeri Suda","method":"Submission (rear-naked choke)","kind":"SUB","round":"1","time":"2:28","date":"2025-03-23","event":"Deep Jewels 48","location":"Tokyo, Japan","notes":"","opponentSlug":"moeri-suda"},{"result":"W","record":"25–6","opponent":"Shim Yu-ri","method":"Submission (kimura)","kind":"SUB","round":"2","time":"1:15","date":"2024-11-17","event":"Rizin Landmark 10","location":"Nagoya, Japan","notes":"","opponentSlug":null},{"result":"L","record":"24–6","opponent":"Park Si-woo","method":"Decision (unanimous)","kind":"DEC","round":"3","time":"5:00","date":"2022-09-25","event":"Rizin 38","location":"Saitama, Japan","notes":"2022 Rizin Super Atomweight Grand Prix Semifinal.","opponentSlug":"si-woo-park"},{"result":"W","record":"24–5","opponent":"Jessica Aguilar","method":"Decision (unanimous)","kind":"DEC","round":"3","time":"5:00","date":"2022-07-31","event":"Rizin 37","location":"Saitama, Japan","notes":"2022 Rizin Super Atomweight Grand Prix Quarterfinal.","opponentSlug":"jessica-aguilar"},{"result":"L","record":"23–5","opponent":"Seika Izawa","method":"Decision (unanimous)","kind":"DEC","round":"3","time":"5:00","date":"2022-04-17","event":"Rizin 35","location":"Chōfu, Japan","notes":"Lost the Rizin Super Atomweight Championship.","opponentSlug":"seika-izawa"},{"result":"L","record":"23–4","opponent":"Seika Izawa","method":"TKO (elbows and punches)","kind":"KO","round":"2","time":"2:50","date":"2021-12-31","event":"Rizin 33","location":"Saitama, Japan","notes":"Non-title bout.","opponentSlug":"seika-izawa"},{"result":"W","record":"23–3","opponent":"Emi Fujino","method":"Decision (unanimous)","kind":"DEC","round":"3","time":"5:00","date":"2021-09-19","event":"Rizin 30","location":"Saitama, Japan","notes":"Non-title bout.","opponentSlug":"emi-fujino"},{"result":"W","record":"22–3","opponent":"Kanna Asakura","method":"Decision (split)","kind":"DEC","round":"3","time":"5:00","date":"2021-03-21","event":"Rizin 27","location":"Nagoya, Japan","notes":"Defended the Rizin Super Atomweight Championship.","opponentSlug":"kanna-asakura"},{"result":"W","record":"21–3","opponent":"Miyuu Yamamoto","method":"Submission (leg scissor choke)","kind":"SUB","round":"1","time":"1:42","date":"2020-12-31","event":"Rizin 26","location":"Saitama, Japan","notes":"Won the vacant Rizin Super Atomweight Championship.","opponentSlug":"miyuu-yamamoto"},{"result":"W","record":"20–3","opponent":"Tomo Maesawa","method":"Submission (kimura)","kind":"SUB","round":"2","time":"1:26","date":"2020-08-09","event":"Rizin 22","location":"Yokohama, Japan","notes":"","opponentSlug":"tomo-maesawa"},{"result":"L","record":"19–3","opponent":"Ham Seo-hee","method":"Decision (split)","kind":"DEC","round":"3","time":"5:00","date":"2019-12-31","event":"Rizin 20","location":"Saitama, Japan","notes":"Lost the Rizin Super Atomweight Championship.","opponentSlug":"seo-hee-ham"},{"result":"W","record":"19–2","opponent":"Suwanan Boonsorn","method":"Submission (armbar)","kind":"SUB","round":"1","time":"3:20","date":"2019-08-18","event":"Rizin 18","location":"Nagoya, Japan","notes":"Non-title bout.","opponentSlug":"suwanan-boonsorn"},{"result":"W","record":"18–2","opponent":"Jinh Yu Frey","method":"Decision (unanimous)","kind":"DEC","round":"3","time":"5:00","date":"2019-06-02","event":"Rizin 16","location":"Kobe, Japan","notes":"Defended the Rizin Super Atomweight Championship.","opponentSlug":"jinh-yu-frey"},{"result":"W","record":"17–2","opponent":"Kanna Asakura","method":"Submission (armbar)","kind":"SUB","round":"2","time":"4:34","date":"2018-12-31","event":"Rizin 14","location":"Saitama, Japan","notes":"Won the inaugural Rizin Super Atomweight Championship.","opponentSlug":"kanna-asakura"},{"result":"W","record":"16–2","opponent":"Mina Kurobe","method":"Submission (kimura)","kind":"SUB","round":"1","time":"4:45","date":"2018-09-30","event":"Rizin 13","location":"Saitama, Japan","notes":"","opponentSlug":"mina-kurobe"},{"result":"W","record":"15–2","opponent":"Alyssa Garcia","method":"Decision (unanimous)","kind":"DEC","round":"3","time":"5:00","date":"2018-05-06","event":"Rizin 10","location":"Fukuoka, Japan","notes":"","opponentSlug":null},{"result":"L","record":"14–2","opponent":"Lívia Renata Souza","method":"KO (punches)","kind":"KO","round":"1","time":"1:41","date":"2017-03-25","event":"Invicta FC 22","location":"Kansas City, Missouri, United States","notes":"Strawweight bout.","opponentSlug":"livia-renata-souza"},{"result":"W","record":"14–1","opponent":"Jinh Yu Frey","method":"TKO (doctor stoppage)","kind":"KO","round":"2","time":"4:38","date":"2016-09-23","event":"Invicta FC 19","location":"Kansas City, Missouri, United States","notes":"Defended the Invicta FC Atomweight Championship.","opponentSlug":"jinh-yu-frey"},{"result":"W","record":"13–1","opponent":"Amber Brown","method":"Submission (armbar)","kind":"SUB","round":"3","time":"2:52","date":"2016-03-11","event":"Invicta FC 16","location":"Las Vegas, Nevada, United States","notes":"Defended the Invicta FC Atomweight Championship.","opponentSlug":"amber-brown"},{"result":"W","record":"12–1","opponent":"Hérica Tibúrcio","method":"Decision (split)","kind":"DEC","round":"5","time":"5:00","date":"2015-07-09","event":"Invicta FC 13","location":"Las Vegas, Nevada, United States","notes":"Won the Invicta FC Atomweight Championship.","opponentSlug":"herica-tiburcio"},{"result":"W","record":"11–1","opponent":"Mei Yamaguchi","method":"Decision (unanimous)","kind":"DEC","round":"2","time":"5:00","date":"2014-12-31","event":"DEEP Dream Impact 2014: Omisoka Special","location":"Saitama, Japan","notes":"","opponentSlug":"mei-yamaguchi"},{"result":"W","record":"10–1","opponent":"Naho Sugiyama","method":"TKO (Punches)","kind":"KO","round":"1","time":"4:01","date":"2014-08-09","event":"Deep Jewels 5","location":"Tokyo, Japan","notes":"Deep Jewels Featherweight (105 lbs) debut.","opponentSlug":"naho-sugiyama"},{"result":"L","record":"9–1","opponent":"Cláudia Gadelha","method":"TKO (punches)","kind":"KO","round":"3","time":"3:58","date":"2013-07-13","event":"Invicta FC 6","location":"Kansas City, Missouri, United States","notes":"Invicta FC Strawweight title eliminator.","opponentSlug":"claudia-gadelha"},{"result":"W","record":"9–0","opponent":"Emi Fujino","method":"Decision (unanimous)","kind":"DEC","round":"3","time":"5:00","date":"2012-12-15","event":"Jewels 22nd Ring","location":"Tokyo, Japan","notes":"Defended the Jewels Lightweight Championship (115 lbs).","opponentSlug":"emi-fujino"},{"result":"W","record":"8–0","opponent":"Lacey Schuckman","method":"Submission (armbar)","kind":"SUB","round":"3","time":"4:45","date":"2012-07-28","event":"Invicta FC 2","location":"Kansas City, Kansas, United States","notes":"","opponentSlug":"lacey-schuckman"},{"result":"W","record":"7–0","opponent":"Yuka Tsuji","method":"Submission (kimura)","kind":"SUB","round":"1","time":"3:41","date":"2012-05-26","event":"Jewels 19th Ring","location":"Osaka, Japan","notes":"Defended the Jewels Lightweight Championship (115 lbs).","opponentSlug":"yuka-tsuji"},{"result":"W","record":"6–0","opponent":"Ham Seo-hee","method":"TKO (corner stoppage)","kind":"KO","round":"1","time":"5:00","date":"2011-12-17","event":"Jewels 17th Ring","location":"Tokyo, Japan","notes":"Defended the Jewels Lightweight Championship (115 lbs).","opponentSlug":"seo-hee-ham"},{"result":"W","record":"5–0","opponent":"Mizuki Inoue","method":"Decision (unanimous)","kind":"DEC","round":"2","time":"5:00","date":"2011-09-11","event":"Jewels 16th Ring","location":"Tokyo, Japan","notes":"Non-title bout.","opponentSlug":"mizuki-inoue"},{"result":"W","record":"4–0","opponent":"Ham Seo-hee","method":"Decision (unanimous)","kind":"DEC","round":"2","time":"5:00","date":"2010-12-17","event":"Jewels 11th Ring","location":"Tokyo, Japan","notes":"Jewels Lightweight Tournament Final. Won the inaugural Jewels Lightweight Championship (115 lbs).","opponentSlug":"seo-hee-ham"},{"result":"W","record":"3–0","opponent":"Sakura Nomura","method":"Decision (unanimous)","kind":"DEC","round":"2","time":"5:00","date":"2010-12-17","event":"Jewels 11th Ring","location":"Tokyo, Japan","notes":"Jewels Lightweight Tournament Semi-Final.","opponentSlug":null},{"result":"W","record":"2–0","opponent":"Lee Han-sol","method":"Submission (Americana)","kind":"SUB","round":"1","time":"0:48","date":"2010-07-31","event":"Jewels 9th Ring","location":"Tokyo, Japan","notes":"Jewels Lightweight Tournament Opening round.","opponentSlug":null},{"result":"W","record":"1–0","opponent":"Kinuka Sasaki","method":"Submission (armbar)","kind":"SUB","round":"2","time":"2:00","date":"2009-10-25","event":"Shooto: Gig Central 19","location":"Nagoya, Japan","notes":"","opponentSlug":null}],"women":true,"slug":"ayaka-hamasaki","eloHist":[[2009,1237],[2010,1332],[2011,1434],[2012,1450],[2013,1337],[2014,1352],[2015,1369],[2016,1460],[2017,1346],[2018,1388],[2019,1338],[2020,1327],[2021,1238],[2022,1132],[2024,1089],[2025,983],[2026,902]],"elo":675,"eloPeak":1289,"eloPeakYear":2016}