Hiroshi Kobayashi boxer
- bouts
- 75
- won
- 61
- lost
- 10
- draw
- 4
- Status
- inactive
- Division
- super featherweight
- Debut
- 1962-07-02
- Height
- 5′ 6″/168cm
- Reach
- -
- Age
- -
- Born
- 1944-08-23
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1971-10-16 | Roberto Duran | WWWWWW | Gimnasio Nuevo Panama, Panama City | LOST KO |
| 1971-07-29 | Alfredo Marcano | LWLWWL | Prefectural Gymnasium, Aomori City | LOST Technical knockout |
| 1971-03-04 | Ricardo Arredondo | WWWWWW | Nihon University Auditorium | WIN Unanimous decision |
| 1970-12-03 | Shozo Saijo | WWWWWW | Nihon University Auditorium | WIN Split-decision |
| 1970-08-23 | Antonio Amaya | WLWWWW | Korakuen Hall | WIN Unanimous decision |
| 1970-06-21 | Ray Adigun | WWLLDL | Korakuen Hall | WIN Unanimous decision |
| 1970-02-15 | Hiroshi Shoji | WLLWWW | Tokushima City | DRAW Split-decision |
| 1969-11-09 | Carlos Ruben Canete | WWWWLW | Nihon University Auditorium | WIN Unanimous decision |
| 1969-07-07 | Victor Ramos | LL | WIN KO |
|
| 1969-04-06 | Antonio Amaya | WLLWWW | Kokugikan | WIN Split-decision |
| 1969-01-27 | Toro George | WWLLWW | Korakuen Hall | WIN Unanimous decision |
| 1968-10-05 | Jaime Valladares | LWWWWW | Nippon Budokan | WIN Unanimous decision |
| 1968-08-26 | Ruben Navarro | WWWWWW | Korakuen Hall | LOST Majority decision |
| 1968-07-21 | Ulises Botero | WWWWLL | WIN KO |
|
| 1968-06-20 | Mando Ramos | LWWLWW | Olympic Auditorium, Los Angeles | LOST Unanimous decision |
| 1968-03-30 | Rene Barrientos | WWLWWW | Nippon Budokan | DRAW Majority decision |
| 1967-12-14 | Yoshiaki Numata | LWWWWW | Kokugikan | WIN KO |
| 1967-10-16 | Ki Jin Song | L | WIN KO |
|
| 1967-09-04 | Chang Soo Yun | L | WIN KO |
|
| 1967-06-26 | Dony Tesorio | WLWWDD | WIN Unanimous decision |
|
| 1967-05-08 | Takao Mitsuhashi | WLWWDL | WIN Unanimous decision |
|
| 1967-02-27 | Vicente Milan Derado | WLWWLL | Korakuen Hall | WIN Unanimous decision |
| 1967-02-02 | Kang Il Suh | LWWWLW | Korakuen Hall | WIN Unanimous decision |
| 1967-01-16 | Chun-Kyo Shin | WWWLLL | WIN Points |
|
| 1966-11-28 | Del Kid Rosario | WDLWLL | WIN Points |
|
| 1966-11-10 | Sumio Nobata | WLWDWW | Tokoname | WIN Points |
| 1966-10-10 | Nobuo Chiba | WWWWWW | WIN Points |
|
| 1966-08-18 | Bobby Valdez | WLWWWW | Olympic Auditorium, Los Angeles | WIN Corner retirement |
| 1966-07-31 | Delfino Rosales | LWLLWL | Culiacan | WIN KO |
| 1966-07-10 | Aurelio Cazares | WW | Sinaloa de Leyva | DRAW Points |
| 1966-06-24 | Pedro Gomez | WWWWWW | Nuevo Circo, Caracas | LOST Technical knockout |
| 1966-05-30 | Freddie Rengifo | WWWWWW | Nuevo Circo, Caracas | LOST Points |
| 1966-05-14 | Jaime Valladares | WWDWLD | Quito | DRAW Points |
| 1966-03-31 | Hiroshi Mori | WWLWLW | WIN Points |
|
| 1966-02-28 | Shigeo Shioyama | LLWWWL | WIN Points |
|
| 1966-01-27 | Katsutoshi Aoki | DWWWLL | WIN Points |
|
| 1965-12-09 | Orlando Medina | LLWWLW | WIN Points |
|
| 1965-10-29 | Sugar Cane Carreon | WLWLDL | WIN Points |
|
| 1965-09-23 | Hyun Kim | LLLLLL | WIN Points |
|
| 1965-08-30 | Atsushi Gunji | WLLLWL | WIN Points |
|
| 1965-07-18 | Kunio Sakata | WWWWLL | WIN Points |
|
| 1965-06-27 | Chong Tai Lim | WWLLL | Ichinomiya | WIN Points |
| 1965-05-09 | Shigeo Shioyama | LLWLWL | WIN Points |
|
| 1965-03-01 | Soo Bok Kwon | debut | WIN KO |
|
| 1965-01-18 | Yuji Masuko | WWWWLW | WIN Unanimous decision |
|
| 1964-12-12 | Hyun Kim | LWDLWW | Maebashi | WIN Points |
| 1964-11-09 | Atsushi Gunji | LWLLWW | WIN Points |
|
| 1964-09-28 | Yuji Masuko | LWWWWW | WIN Points |
|
| 1964-07-09 | Dong Chun Lee | DW | WIN Points |
|
| 1964-06-01 | Kwang Joo Lee | LLWWWL | WIN Points |
|
| 1964-04-26 | Mitsunori Seki | WWWWWL | WIN Points |
|
| 1964-04-13 | Porte Villa | WWWWLL | WIN Points |
|
| 1964-02-20 | Eduardo Guerrero | LDWWLW | LOST Points |
|
| 1964-01-26 | Kang Il Suh | LWWWWL | Osaka | LOST Points |
| 1963-11-02 | Johnny Jamito | WWWWLW | Araneta Coliseum, Barangay Cubao, Quezon City | LOST Corner retirement |
| 1963-08-19 | Manzo Kikuchi | WWWWWW | LOST Points |
|
| 1963-07-30 | Toshio Shibazaki | LDLLLW | WIN Points |
|
| 1963-06-24 | Dommy Balajada | WLLLL | WIN Unanimous decision |
|
| 1963-05-13 | Yuji Masuko | WLWWLW | WIN KO |
|
| 1963-05-02 | Teruo Hino | WWWLDW | WIN Points |
|
| 1963-04-04 | Kazuhiro Furuya | debut | Kokugikan | WIN Majority decision |
| 1963-03-18 | Hideo Fukuchi | WWWWWW | WIN Unanimous decision |
|
| 1963-02-19 | Isamu Kato | W | WIN Unanimous decision |
|
| 1963-01-28 | Tsutomu Yoshida | W | WIN Unanimous decision |
|
| 1962-12-31 | Noriyoshi Toyoshima | WWWWWD | WIN Unanimous decision |
|
| 1962-12-15 | Hisao Omori | debut | WIN Unanimous decision |
|
| 1962-11-29 | Saburo Yanagi | L | WIN Split-decision |
|
| 1962-11-07 | Kazuo Hayasako | debut | Korakuen Gym | WIN Unanimous decision |
| 1962-10-16 | Masayoshi Otake | debut | WIN Unanimous decision |
|
| 1962-09-25 | Kazuyoshi Ohashi | debut | WIN Unanimous decision |
|
| 1962-09-11 | Kiyokazu Komura | debut | WIN Unanimous decision |
|
| 1962-08-20 | Saburo Yanagi | debut | WIN Unanimous decision |
|
| 1962-07-30 | Yukichi Takase | debut | WIN Unanimous decision |
|
| 1962-07-13 | Michio Ishii | debut | WIN Technical knockout |
|
| 1962-07-02 | Hisatsugu Kyoya | debut | Korakuen Gym | WIN Majority decision |