Masao Sugawara boxer
- bouts
- 7
- won
- 0
- lost
- 7
- draw
- 0
- Status
- inactive
- Division
- flyweight
- Debut
- 1978-02-01
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1982-03-19 | Kazuo Katsuma | WLLWDW | Hilton Hotel | LOST KO |
| 1981-08-06 | Tetsumi Takeshita | WWW | Chichibunomiya Gymnasium, Fujisawa | LOST Technical knockout |
| 1981-04-19 | Rikuo Watanabe | WW | Hachinohe City Gymnasium, Hachinohe | LOST KO |
| 1980-07-06 | Hiroyuki Kobayashi | WWWWLW | Korakuen Hall | LOST KO |
| 1979-11-19 | Kiyomi Sato | LLWDLW | Korakuen Hall | LOST KO |
| 1979-02-22 | Shuichi Hozumi | WWWWW | LOST KO |
|
| 1978-02-01 | Tsugumasa Toma | DWWDW | Kokugikan | LOST KO |