Open Boxing

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

World title reigns and bouts

Jan 2021 – Jan 2027

FlyweightIBF
Light FlyweightWBC
2021age 28AprJulOctage 292022AprJulOctage 302023AprJulOctage 312024AprJulOctage 322025AprJulOctage 332026AprJulOctage 342027
2021202220232024202520262027

WonLostDrawn or no contestScheduled

Timeline of world title events

  1. 2026

  2. Masamichi Yabuki v Miel Fajardo

    Flyweight · IBF Scheduled

  3. Masamichi Yabuki beats Rene Calixto Bibiano via unanimous decision 12/12

    Flyweight · IBF

  4. 2025

  5. The Ring magazine rates Masamichi Yabuki No. 2 at flyweight in its annual ratings

  6. Masamichi Yabuki beats Felix Alvarado via knockout 12/12

    Flyweight · IBF

  7. Masamichi Yabuki’s reign as the IBF light flyweight world champion ends

    Light Flyweight · IBF

  8. Masamichi Yabuki beats Angel Ayala via technical knockout 12/12

    Flyweight · IBF

  9. 2024

  10. The Ring magazine rates Masamichi Yabuki No. 1 at light flyweight in its annual ratings

  11. Masamichi Yabuki beats Sivenathi Nontshinga via technical knockout 9/12

    Light Flyweight · IBF

  12. 2023

  13. The Ring magazine rates Masamichi Yabuki No. 6 at light flyweight in its annual ratings

  14. 2022

  15. The Ring magazine rates Masamichi Yabuki No. 6 at light flyweight in its annual ratings

  16. Kenshiro Teraji beats Masamichi Yabuki via knockout 3/12

    Light Flyweight · WBC

  17. 2021

  18. The Ring magazine rates Masamichi Yabuki No. 2 at light flyweight in its annual ratings

  19. Masamichi Yabuki beats Kenshiro Teraji via technical knockout 10/12

    Light Flyweight · WBC