Super bantamweight · Japan

Ōwan ryūto

Ōwan ryūto is a super bantamweight boxer from Japan. Ōwan ryūto last fought Michael Diaz on Oct 29, 2025 and won by TKO in round 3 of 8.

Also: 大湾硫斗
Born—
Country🇯🇵 Japan
DebutMay 20, 2017
Career2017–2025
Rounds boxed78
Boxerbook rating1546 ± 221 · inactive since Jun 2023Why here ›
Confirmed bouts16 of 16 · 16 official

Record and next fight

Record
No record compiled yet
Next fight
No next fight confirmed

Last result

W
Michael Diaz
TKO 3/8 · Korakuen Hall, 🇯🇵
2025-10-29 ›
official ★

The record

Known bouts: 16, 2017–2025

Record not yet compiled — only bouts reported from opponents' records are shown

Bouts by source: Japan Boxing Commission — 試合報告書 · 16, Wikipedia (ja) · 3

W
Michael Diaz
TKO 3/8 · Korakuen Hall, 🇯🇵
2025-10-29 ›
official ★
W
Anulak Madua
TKO 2/8 · Korakuen Hall, 🇯🇵
2024-08-22 ›
official ★
W
Gary Tamayo
UD 8 · Korakuen Hall, 🇯🇵
2024-04-17 ›
official ★
W
Pai Palopp
TKO 4/8 · Korakuen Hall, 🇯🇵
2023-10-13 ›
official ★
L
Toshiki Shimomachi 🇯🇵
Vacant Japanese super bantamweight title
UD 10/10 · Korakuen Hall, 🇯🇵
ryūto — · Shimomachi 16-1-2
2023-06-29 ›
official ★
W
Robin Langres
UD 8 · Ota Ward General Gymnasium, 🇯🇵
2022-12-31 ›
official ★
W
Mark Anthony Geraldo 🇵🇭
UD 8 · Korakuen Hall, 🇯🇵
ryūto — · Geraldo 38-10-3
2022-08-30 ›
official ★
W
Daisuke Sugita 🇯🇵
TKO 2/8 · Korakuen Hall, 🇯🇵
ryūto — · Sugita 6-2-0
2021-12-14 ›
official ★
W
Takushi Iwaya
TKO 4/6 · Okinawa Convention Center, 🇯🇵
2021-04-24 ›
official ★
W
Tomoya Kishine
TKO 5/8 · Korakuen Hall, 🇯🇵
2020-10-26 ›
official ★
L
Tetsu Araki 🇯🇵
Vacant Japanese youth bantamweight title
UD 8/8 · Korakuen Hall, 🇯🇵
ryūto — · Araki 11-1-1
2018-10-11 ›
official ★
W
Takuma Matsushita
TKO 1/6 · Korakuen Hall, 🇯🇵
2018-07-30 ›
official ★
W
Jun Brazo
UD 6 · Okinawa Prefectural Budokan, 🇯🇵
2018-02-04 ›
official ★
W
Alvin Medula
UD 6 · Ryogoku Kokugikan, 🇯🇵
2017-10-22 ›
official ★
W
Dengutchum Sit Sor Tho Go
KO 1/6 · Korakuen Hall, 🇯🇵
2017-08-10 ›
official ★
W
Saenlachan Sor Tepataní
TKO 2/4 · Ariake Coliseum, 🇯🇵
2017-05-20 ›
official ★

Ratings now

Not in any current ranking.

World titles

No world title reigns recorded.

Facts

When is Ōwan ryūto's next fight?
No next fight is confirmed as of 17 Oct 2026.
Who did Ōwan ryūto fight last?
Ōwan ryūto last fought Michael Diaz on Oct 29, 2025 and won by TKO in round 3 of 8.

Sources

Boxerbook ID 20591 · permanent link boxerbook.com/id/20591. Wikidata (CC0), English Wikipedia (CC BY-SA). Last fetched: 2026-10-12. Spot a mistake? Every bout page has a link to report it.

Wikidata ↗