Isao Watanabe boxer
- bouts
- 22
- won
- 12
- lost
- 8
- draw
- 2
- Status
- inactive
- Division
- light flyweight
- Debut
- 1972-06-08
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1952-01-20
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1976-03-28 | Koichi Maki | DWWWWL | LOST Points |
|
| 1975-10-24 | Kazunori Tenryu | WWWLWW | Kagoshima | LOST Points |
| 1975-08-31 | Yuji Matsunaga | WWWDLW | WIN Technical knockout |
|
| 1975-06-01 | Chikara Igarashi | DWWWWL | LOST Points |
|
| 1975-03-02 | Kazunori Tenryu | WDDWWW | LOST Points |
|
| 1974-11-24 | Yuji Matsunaga | WWWWWW | DRAW Points |
|
| 1974-10-18 | Dan Pisanchai | debut | Bunka Gym, Yokohama | LOST Points |
| 1974-05-30 | Kiyotaka Mikami | WWWWWD | LOST Points |
|
| 1974-04-11 | Kiyotaka Mikami | LWWWWW | Nihon University Auditorium | DRAW Points |
| 1974-02-20 | Koichiro Nakamura | debut | Osaka | WIN Points |
| 1973-12-27 | Kazuo Aikawa | LWWWWD | WIN Points |
|
| 1973-12-03 | Katsutoshi Wakamatsu | W | WIN Points |
|
| 1973-11-15 | Kikuo Sugiyama | WWDW | WIN Points |
|
| 1973-10-23 | Shigeru Iijima | debut | WIN Points |
|
| 1973-10-05 | Masahiro Araki | debut | WIN KO |
|
| 1973-06-26 | Chikara Igarashi | LLWDDW | WIN Points |
|
| 1973-06-08 | Shinkichi Suzuki | debut | Korakuen Hall | WIN KO |
| 1973-03-26 | Minoru Suzuki | debut | WIN KO |
|
| 1973-02-26 | Nobuyuki Watanabe | LWD | LOST Points |
|
| 1972-10-30 | Shuzaburo Nakamura | debut | WIN Points |
|
| 1972-08-27 | Hisao Kikudate | debut | WIN Points |
|
| 1972-06-08 | Kiyomi Narita | debut | LOST Points |