Koichi Otomaru boxer
- bouts
- 51
- won
- 27
- lost
- 16
- draw
- 8
- Status
- inactive
- Division
- welterweight
- Debut
- 1966-07-18
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1948-01-04
- Death
- -
- Nationality
- Japan
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1972-11-04 | Eagle Sato | WDLLWL | Fuji | LOST Points |
| 1972-08-10 | Masakatsu Seike | LLWWWL | WIN Corner retirement |
|
| 1972-06-29 | Tatsunao Mitsuyama | LDLLLL | WIN Unanimous decision |
|
| 1972-04-14 | Lion Furuyama | WLLLWW | Sendai | LOST Technical knockout |
| 1972-03-23 | Takeshi Watanabe | WWWWWL | Takasaki | LOST Points |
| 1972-02-13 | Chang-Kil Lee | WWWWWW | Seoul | LOST Points |
| 1971-12-13 | Eijo Okazaki | LWLWWL | LOST Points |
|
| 1971-09-30 | Takatsune Shimizu | WLWWWL | Shizuoka | LOST Unanimous decision |
| 1971-08-05 | Isao Shiiya | LWLLWL | LOST KO |
|
| 1971-04-29 | Takatsune Shimizu | WWWLWW | LOST Unanimous decision |
|
| 1971-02-22 | Eijo Okazaki | WLWWLW | WIN Majority decision |
|
| 1970-12-17 | Eagle Sato | LWLDWW | LOST Unanimous decision |
|
| 1970-11-19 | Paul Moore | WWWWLW | South Sydney Rugby League Club, Sydney | LOST Points |
| 1970-10-29 | Joey Santos | WWWWWW | South Sydney Rugby League Club, Sydney | LOST Points |
| 1970-10-08 | Attila Keresztes | LLWLDW | South Sydney Rugby League Club, Sydney | WIN Points |
| 1970-09-03 | Joey Santos | WWLWWW | South Sydney Rugby League Club, Sydney | LOST Technical knockout |
| 1970-08-20 | Ted Bonner | WLDLLW | South Sydney Rugby League Club, Sydney | LOST Points |
| 1970-07-21 | Johnny Santos | WWLWWW | Honolulu International Center, Honolulu | LOST Technical knockout |
| 1970-05-05 | Jesse Lara | LWWWDW | Honolulu International Center, Honolulu | DRAW Points |
| 1970-04-28 | Refugio Barrera | LDLLLD | Honolulu International Center, Honolulu | WIN Points |
| 1970-02-21 | Emil Agustin | LWWLDL | Hilo Auditorium, Hilo | WIN Points |
| 1970-02-10 | Bob Mielke | WWWLW | Honolulu International Center, Honolulu | WIN Points |
| 1969-11-12 | Kiyomi Ogawa | LDLLD | Nagoya | DRAW Points |
| 1969-08-11 | Go Kaneda | WLWWLW | WIN Points |
|
| 1969-06-09 | Takemi Kato | WWLLLL | WIN Points |
|
| 1969-05-08 | Shoji Goto | WL | WIN Points |
|
| 1969-03-27 | Masami Takechi | L | WIN Points |
|
| 1969-02-27 | Kenichi Otsuna | LLWLLL | WIN Points |
|
| 1968-11-23 | Yoshito Shirotani | debut | DRAW Points |
|
| 1968-10-20 | Masakatsu Seike | W | Korakuen Hall | WIN Points |
| 1968-07-22 | Sozo Yamamoto | DLDL | WIN Points |
|
| 1968-06-15 | Guts Ishimatsu | LWWWWW | WIN Points |
|
| 1968-06-01 | Kozo Machida | debut | Machida | WIN Points |
| 1968-04-21 | Toshio Araguchi | L | DRAW Points |
|
| 1968-03-21 | Isao Miyata | LLLLL | WIN Points |
|
| 1968-03-07 | Yoichi Azuma | debut | WIN Points |
|
| 1968-01-25 | Isao Miyata | LLLL | WIN Points |
|
| 1967-12-14 | Isao Miyata | LLL | Kokugikan | WIN Points |
| 1967-11-27 | Kameo Watabe | debut | WIN Points |
|
| 1967-11-02 | Tsuneo Matsudo | debut | WIN Points |
|
| 1967-09-15 | Sozo Yamamoto | debut | DRAW Points |
|
| 1967-08-30 | Go Kaneda | WWLDWD | Akita City | WIN Points |
| 1967-07-03 | Kenji Katsu | LDL | Chiba City | LOST Points |
| 1967-06-14 | Takeshi Matsuzaki | debut | WIN Points |
|
| 1967-05-07 | Toru Kimura | LL | Yomiuri Hall, Kawasaki | DRAW Points |
| 1967-03-09 | Tadashi Tosaka | debut | WIN Points |
|
| 1967-01-22 | Toru Kimura | debut | WIN Points |
|
| 1967-01-09 | Hisashi Sakayori | debut | Utsunomiya | DRAW Points |
| 1966-11-20 | Nobuhisa Watanabe | debut | DRAW Points |
|
| 1966-08-18 | Hiroshi Kurumazuka | L | LOST Points |
|
| 1966-07-18 | Akira Takano | debut | Korakuen Hall | WIN Points |
