On January 2, 1973 at Nihon University Auditorium in Tokyo, Japan, WBA flyweight champion Masao Oba defended his title against former WBC flyweight champion Chartchai Chionoi, from Bangkok, Thailand. Oba was 34-2-1, Chionoi was 57-14-3. The fight was scheduled for the championship distance of 12 rounds…
| Origin | Tokyo, Japan |
| Date of Birth(Age) | 1949.10.21 (64) |
| Rated at | Flyweight |
| W-L-D | W35+L2+D1=38 |
| Height | 5 feet 6 inches |
| Trainer | Isamu Kuwata |
| Date | Opponent | WLD | Result | Rnds. |
|---|---|---|---|---|
| 1973.01.02 | Chartchai Chionoi | 57-14-3 | W(KO) | 12/15 |
| 1972.09.26 | Natalio Jimenez | 18-10-0 | W(KO) | 5/12 |
| 1972.06.20 | Orlando Amores | 27-1-0 | W(KO) | 5/15 |
| 1972.03.04 | Susumu Hanagata | 34-9-9 | W(MD) | 15/15 |
| 1971.10.23 | Fernando Cabanella | 14-3-1 | W(UD) | 15/15 |
| 1971.08.19 | Tony Moreno | 8-3-2 | W(UD) | 10/10 |
| Fighters | Result | Rounds | Record |
|---|---|---|---|
|
Lee Purdy
vs Devon Alexander on May 18 |
LRTD | 7/12 |
(20-3-1)
(24-1-0) |
|
Abner Mares
vs Daniel Ponce De Leon on May 4 |
WTKO | 9/12 |
(24-0-1)
(44-4-0) |
|
Floyd Mayweather Jr
vs Robert Guerrero on May 4 |
WUD | 12/12 |
(43-0-0)
(31-1-1) |
|
Wladimir Klitschko
vs Francesco Pianeta on May 4 |
WTKO | 6/12 |
(59-3-0)
(28-0-1) |
|
Daniel Jacobs
vs Keenan Collins on Apr 27 |
WKO | 4/10 |
(24-1-0)
(15-7-3) |
|
Danny Garcia
vs Zab Judah on Apr 27 |
WUD | 12/12 |
(25-0-0)
(42-7-0) |
|
Martin Murray
vs Sergio Gabriel Martinez on Apr 27 |
LUD | 12/12 |
(24-0-1)
(50-2-2) |
|
Julio Diaz
vs Amir Khan on Apr 27 |
LUD | 12/12x3 |
(40-7-1)
(27-3-0) |
|
Austin Trout
vs Saul Alvarez on Apr 20 |
LUD | 12/12 |
(26-0-0)
(41-0-1) |
|
Tyson Fury
vs Steve Cunningham on Apr 20 |
WKO | 7/12 |
(20-0-0)
(25-5-0) |
