Hiroki Ioka

Timeline of world title events

1. 18 Oct 1987

   Hiroki Ioka beats Mai Thomburifarm via unanimous decision 12/12

   Minimumweight (105 lb)

   • WBC

   Hiroki Ioka becomes the WBC Minimumweight world champion
   
2. 31 Jan 1988

   Hiroki Ioka beats Lee Kyung-Yung via knockout 12/12

   Minimumweight (105 lb)

   • WBC
3. 5 Jun 1988

   Hiroki Ioka and Napa Kiatwanchai share a draw 12/12

   Minimumweight (105 lb)

   • WBC
4. 13 Nov 1988

   Napa Kiatwanchai beats Hiroki Ioka via majority decision 12/12

   Minimumweight (105 lb)

   • WBC
5. 10 Jun 1989

   Napa Kiatwanchai beats Hiroki Ioka via knockout 11/12

   Minimumweight (105 lb)

   • WBC
6. 17 Dec 1991

   Hiroki Ioka beats Yuh Myung-woo via split decision 12/12

   Light Flyweight (108 lb)

   • WBA

   Hiroki Ioka becomes the WBA Light Flyweight world champion
   
7. 31 Mar 1992

   Hiroki Ioka beats Noel Tunacao via unanimous decision 12/12

   Light Flyweight (108 lb)

   • WBA
8. 15 Jun 1992

   Hiroki Ioka beats Kim Bong-Jun via unanimous decision 12/12

   Light Flyweight (108 lb)

   • WBA
9. 18 Nov 1992

   Yuh Myung-woo beats Hiroki Ioka via majority decision 12/12

   Light Flyweight (108 lb)

   • WBA
10. 21 Jun 1993

    David Griman beats Hiroki Ioka via knockout 8/12

    Flyweight (112 lb)

    • WBA
11. 17 Oct 1995

    Somchai Chertchai beats Hiroki Ioka via knockout 10/12

    Flyweight (112 lb)

    • WBA
12. 25 Feb 1997

    Jose Bonilla beats Hiroki Ioka via knockout 7/12

    Flyweight (112 lb)

    • WBA
13. 29 Apr 1998

    Satoshi Iida beats Hiroki Ioka via majority decision 12/12

    Super Flyweight (115 lb)

    • WBA