Open Boxing

Yoshio Shirai

Yoshio Shirai held the WBA and The Ring flyweight world titles between 1952 and 1954. Shirai was the undisputed flyweight world champion from 1952 to 1954.

World title bouts
7
Record in world title bouts (won–lost)
5–2
World titles held
2
Longest world title reign (The Ring flyweight, 1952–1954)
2 years, 6 months

World title reigns and bouts

Jan 1952 – Jan 1956

FlyweightWBA
The Ring
1952age 28AprJulOct1953age 29AprJulOct1954age 30AprJulOct1955age 31AprJulOct1956age 32
19521953195419551956

WonLostDrawn or no contest

Timeline of world title events

  1. 1955

  2. Pascual Perez beats Yoshio Shirai via knockout 5/15

    Flyweight · WBA and The Ring

  3. 1954

  4. The Ring magazine rates Yoshio Shirai No. 1 at flyweight in its annual ratings

  5. Pascual Perez beats Yoshio Shirai via unanimous decision 15/15

    Flyweight · WBA and The Ring

  6. Yoshio Shirai beats Leo Espinosa via split decision 15/15

    Flyweight · WBA and The Ring

  7. 1953

  8. The Ring magazine rates Yoshio Shirai the flyweight champion in its annual ratings

  9. Yoshio Shirai beats Terry Allen via unanimous decision 15/15

    Flyweight · WBA and The Ring

  10. Yoshio Shirai beats Tanny Campo via unanimous decision 15/15

    Flyweight · WBA and The Ring

  11. 1952

  12. The Ring magazine rates Yoshio Shirai the flyweight champion in its annual ratings

  13. Yoshio Shirai beats Dado Marino via unanimous decision 15/15

    Flyweight · WBA and The Ring

  14. Yoshio Shirai beats Dado Marino via unanimous decision 15/15

    Flyweight · WBA and The Ring

  15. 1951

  16. The Ring magazine rates Yoshio Shirai No. 1 at flyweight in its annual ratings