Masamichi Yabuki
Masamichi Yabuki is the current IBF flyweight world champion. Since 2021 Yabuki has held world titles at light flyweight and flyweight.
- World title bouts
- 6
- Record in world title bouts (won–lost)
- 5–1
- World titles held
- 3
- Longest world title reign (IBF flyweight, 2025–present)
- 1 year, 7 months
Timeline of world title events
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2026
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Masamichi Yabuki v Miel Fajardo
Flyweight · IBF Scheduled
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Masamichi Yabuki beats Rene Calixto Bibiano via unanimous decision 12/12
Flyweight · IBF
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2025
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The Ring magazine rates Masamichi Yabuki No. 2 at flyweight in its annual ratings
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Masamichi Yabuki beats Felix Alvarado via knockout 12/12
Flyweight · IBF
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Masamichi Yabuki’s reign as the IBF light flyweight world champion ends
Light Flyweight · IBF
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Masamichi Yabuki beats Angel Ayala via technical knockout 12/12
Flyweight · IBF
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2024
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The Ring magazine rates Masamichi Yabuki No. 1 at light flyweight in its annual ratings
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Masamichi Yabuki beats Sivenathi Nontshinga via technical knockout 9/12
Light Flyweight · IBF
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2023
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The Ring magazine rates Masamichi Yabuki No. 6 at light flyweight in its annual ratings
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2022
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The Ring magazine rates Masamichi Yabuki No. 6 at light flyweight in its annual ratings
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Kenshiro Teraji beats Masamichi Yabuki via knockout 3/12
Light Flyweight · WBC
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2021
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The Ring magazine rates Masamichi Yabuki No. 2 at light flyweight in its annual ratings
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Masamichi Yabuki beats Kenshiro Teraji via technical knockout 10/12
Light Flyweight · WBC