Masaru Shirao boxer
- bouts
- 10
- won
- 7
- lost
- 3
- draw
- 0
- Status
- inactive
- Division
- welterweight
- Debut
- 1992-06-26
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1969-07-29
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1995-05-03 | Masami Masuya | LLW | Gifu | WIN Technical knockout |
| 1994-10-14 | Jintoku Sato | WWLWWW | Sendai | LOST KO |
| 1994-06-04 | Satoshi Ikeda | L | Nagahama | WIN Technical knockout |
| 1994-02-14 | Toshio Sakaguchi | LW | LOST Points |
|
| 1993-09-25 | Toshikazu Hiromoto | LL | Yokkaichi | WIN Technical knockout |
| 1992-12-05 | Hiroshi Akamine | W | Kitakyushu | WIN KO |
| 1992-10-25 | Keiji Umemoto | L | Himeji | WIN Points |
| 1992-09-23 | Koji Kajikawa | debut | Nagoya | LOST KO |
| 1992-07-23 | Yasuhiro Ishikawa | debut | Shimizu | WIN KO |
| 1992-06-26 | Masanori Saito | debut | Hamamatsu | WIN KO |