Isao Katayama boxer
- bouts
- 19
- won
- 7
- lost
- 11
- draw
- 1
- Status
- inactive
- Division
- featherweight
- Debut
- 2002-08-24
- Height
- 5′ 5½″/167cm
- Reach
- -
- Age
- -
- Born
- 1985-01-10
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2010-05-30 | Kyosuke Yoshida | WWWDWW | Clover Plaza, Kasuga | LOST Technical knockout |
| 2009-09-21 | Mikihito Seto | WWLWWL | Korakuen Hall | LOST Technical knockout |
| 2009-07-20 | Naoto Sato | WWDLLW | Event Hall, Oita | WIN KO |
| 2009-03-09 | Tetsuro Inoue | DWWDLW | Prefectural Gymnasium, Hiroshima | LOST Technical knockout |
| 2008-11-16 | Takuya Ikawa | WWWWLL | Sunpia Hall, Kochi | WIN Technical knockout |
| 2008-06-22 | Ryusei Yoshida | WWWLLW | Sogo Gym, Masukicho | LOST Technical knockout |
| 2008-03-23 | Hiroshi Nagaya | WLLLLW | Industrial Hall, Gifu | WIN Technical knockout |
| 2007-10-21 | Tatsuyuki Nasu | WWWLLW | Prefectural Gymnasium, Kurume | LOST Technical knockout |
| 2007-09-14 | Shinichi Murata | LDD | Prefectural Gymnasium, Hiroshima | WIN Majority decision |
| 2007-07-01 | Tomoyuki Daimon | WDWLWL | Prefectural Gymnasium, Kagoshima | DRAW Points |
| 2007-05-13 | Yuji Tanaka | WWW | Hakata Star Lane | LOST Majority decision |
| 2007-04-07 | Tatsuya Adachi | LWDLLD | Diamond Hall, Okinawa | WIN KO |
| 2005-04-24 | Kenji Mitsuhata | WWW | Clover Plaza, Kasuga | LOST Technical knockout |
| 2005-03-13 | Masahiko Kumeda | LWD | Kyushu Kyoritsu University, Kitakyushu | WIN Unanimous decision |
| 2004-11-14 | Junpei Ota | LLL | City Gymnasium, Nogata | WIN Unanimous decision |
| 2004-03-01 | Takefumi Fukuda | debut | Prefectural Gymnasium, Hiroshima | LOST KO |
| 2003-03-23 | Kenya Fukushima | LDL | Saty Hall, Sakaide | LOST Majority decision |
| 2002-11-09 | Akio Konishi | W | Industrial Hall, Gifu | LOST Technical knockout |
| 2002-08-24 | Shinnosuke Yasuda | debut | City Hall, Nagoya | LOST Unanimous decision |