---
title: "Ryusei Matsumoto"
---

# Ryusei Matsumoto

Nationality: Japan

## Current rankings

| Organization | Division | Rank | Month |
| --- | --- | --- | --- |
| WBO | Mini-Flyweight | #1 | August 2026 |
| RING | Minimumweight | #4 | September 2026 |

## Ranking history

| Month | Organization | Division | Rank |
| --- | --- | --- | --- |
| September 2026 | RING | Minimumweight | #4 |
| August 2026 | RING | Minimumweight | #4 |
| August 2026 | WBC | Strawweight | #2 |
| August 2026 | WBO | Mini-Flyweight | #1 |
| July 2026 | RING | Minimumweight | #4 |
| July 2026 | WBA | Minimum | #1 |
| July 2026 | WBC | Strawweight | #2 |
| July 2026 | WBO | Mini-Flyweight | #1 |
| June 2026 | RING | Minimumweight | #4 |
| June 2026 | WBA | Minimum | #1 |
| June 2026 | WBC | Strawweight | #2 |
| June 2026 | IBF | Mini Flyweight | #3 |
| May 2026 | RING | Minimumweight | #4 |
| May 2026 | WBA | Minimum | #1 |
| May 2026 | IBF | Mini Flyweight | #3 |
| April 2026 | RING | Minimumweight | #3 |
| April 2026 | WBA | Minimum | World Champion |
| March 2026 | RING | Minimumweight | #3 |
| March 2026 | WBA | Minimum | World Champion |
| February 2026 | RING | Minimumweight | #3 |
| February 2026 | WBA | Minimum | World Champion |
| February 2026 | WBC | Strawweight | #3 |
| February 2026 | WBO | Mini-Flyweight | #10 |
| January 2026 | RING | Minimumweight | #3 |
| January 2026 | WBA | Minimum | World Champion |
| January 2026 | WBO | Mini-Flyweight | #5 |
| December 2025 | RING | Minimumweight | #3 |
| December 2025 | WBA | Minimum | World Champion |
| December 2025 | WBO | Mini-Flyweight | #5 |
| November 2025 | RING | Minimumweight | #4 |
| November 2025 | WBA | Minimum | World Champion |
| November 2025 | WBO | Mini-Flyweight | #7 |
| October 2025 | RING | Minimumweight | #5 |
| October 2025 | WBA | Minimum | World Champion |
| October 2025 | WBO | Mini-Flyweight | #8 |
| September 2025 | RING | Minimumweight | #5 |
| September 2025 | WBA | Minimum | World Champion |
| September 2025 | WBO | Mini-Flyweight | #8 |
| August 2025 | RING | Minimumweight | #6 |
| August 2025 | WBA | Minimum | #2 |
| August 2025 | WBO | Mini-Flyweight | #10 |
| July 2025 | RING | Minimumweight | #8 |
| July 2025 | WBA | Minimum | #2 |
| July 2025 | WBC | Strawweight | #4 |
| July 2025 | WBO | Mini-Flyweight | #10 |
| June 2025 | WBA | Minimum | #2 |
| June 2025 | WBC | Strawweight | #6 |
| June 2025 | IBF | Mini Flyweight | #5 |
| June 2025 | WBO | Mini-Flyweight | #10 |
| May 2025 | RING | Minimumweight | #8 |
| May 2025 | WBA | Minimum | #2 |
| May 2025 | WBC | Strawweight | #6 |
| May 2025 | IBF | Mini Flyweight | #6 |
| May 2025 | WBO | Mini-Flyweight | #9 |
| April 2025 | WBA | Minimum | #2 |
| April 2025 | WBC | Strawweight | #6 |
| April 2025 | IBF | Mini Flyweight | #14 |
| April 2025 | WBO | Mini-Flyweight | #9 |
| March 2025 | WBA | Minimum | #2 |
| March 2025 | WBC | Strawweight | #10 |
| March 2025 | IBF | Mini Flyweight | #14 |
| March 2025 | WBO | Mini-Flyweight | #10 |
| February 2025 | WBA | Minimum | #1 |
| February 2025 | WBC | Strawweight | #10 |
| January 2025 | WBC | Strawweight | #22 |
| December 2024 | WBC | Strawweight | #22 |
| October 2024 | WBC | Strawweight | #22 |



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