Minimumweight
Toyota Arena Tokyo, Koto-Ku
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No freely licensed photo known: portrait of the mascot, Monsieur Stickman.
JPN
Ryusei Matsumoto
Minimumweight · 105 lb · 47.6 kg
- Wins
- 8
- Losses
- 0
- Draws
- 0
- KOs
- 4
50% of wins inside the distanceForm
- WBONo. 1
- IBONo. 2
Fights
What's next, then the fights already in the books: every opponent the site knows leads to their own profile.
Next fight
Last fight
W
vs Yuni Takada
15 Mar 2026 · UD · 12
WBA WORLD MINIMUM
Judges' scorecards : 120-108 · 120-108 · 120-108 (WBA record)
Before that
- W14 Sept 2025Yuni TakadaTD
This boxer has no Wikipedia article: only the fights the WBA oversaw are known. fights sanctioned by the WBA ↗
Rankings
Best: No. 1
- WBO
1
No. 1
- IBO
2
No. 2
World titles
1 championship reign · 1 sanctioning body · 1 weight class
Past reigns
- WBAMinimumweight · regular champion14 Sep 2025 – 1 Jun 2026 · 9 months↗
Current titles: the sanctioning bodies' official rankings. History and dates: Wikipedia's lists of world champions (CC BY-SA 4.0), re-read every week.
Movement
Places gained or lost with each sanctioning body. Green is up, red is down, “New” marks an entry into the rankings, and a dot a period with no published archive.
| Body | The boxer's place in the sanctioning body's official ranking. “C”: world champion, above No. 1. No. 1 is the leading contender for the title. | 1M | 3M | 6M | 1Y |
|---|---|---|---|---|---|
| WBO | 1 | · | · | · | · |
| IBO | 2 | · | · | · | · |
Trajectory, body by body
WBO
No. 1tracked since Aug 2026
IBO
No. 1tracked since Sep 2026
IBF
No longer ranked · best No. 3 (May 2026)tracked since Apr 2025
See the changes in detail
| Aug 2026 | No. 1 |
| Sep 2026 | No. 1 |
| Apr 2025 | No. 14 |
| May 2025 | No. 6 |
| Jun 2025 | No. 5 |
| Jul 2025 | dropped out of the ranking |
| May 2026 | No. 3 |
| Jul 2026 | dropped out of the ranking |