No amateur results
Professional record| | | 1969 | | Date | Opponent | Place | Result | | = May 10 | Sang-Il Kim | Seoul, South Korea | Draw 4 | | + June 3 | Chang-Soo Choi | Seoul, South Korea | W 4 | | + June 21 | Young-Suh Park | Seoul, South Korea | W 4 | | + Aug. 12 | Ju-Hong Taek | Seoul, South Korea | W 4 | | + Sept. 7 | Young-Tae Kim | Seoul, South Korea | KO 1 | | + Oct. 6 | Rak-Ki Baek | Seoul, South Korea | W 4 | | | | 1970 | | Date | Opponent | Place | Result | | + Mar. 3 | Hae-Shu Shin | Seoul, South Korea | W 6 | | = Apr. 19 | Chul-Ho Shin | Daegu, South Korea | Draw 10 | | - June 9 | Ushiwakamaru Harada | Oita, Japan | L 10 | | + Aug. 8 | Shintaro Oshima | Yokohama, Japan | KO 1 | | + Oct. 17 | Hae-Shu Shin | Seoul, South Korea | W 8 | | + Dec. 1 | Kyu-Chul Chang | Seoul, South Korea | W 10 | | | | 1971 | | Date | Opponent | Place | Result | | + Sept. 14 | Jung Ho Moon | Seoul, South Korea | KO 5 | | Korean Bantamweight Title | | + Nov. 7 | Saturino Ortega | Seoul, South Korea | W 10 | | - Dec. 12 | Colley Saloma | Agana, Guam | L 10 | | | | 1972 | | Date | Opponent | Place | Result | | + Jan. 15 | Young-Suh Park | Seoul, South Korea | KO 4 | | Korean Bantamweight Title | | + Mar. 12 | Kil Jae Bae | Seoul, South Korea | W 10 | | Korean Bantamweight Title | | + Apr. 2 | Jung Ho Moon | Busan, South Korea | W 10 | | Korean Bantamweight Title | | + June 4 | Al Diaz | Seoul, South Korea | W 12 | | vacant OPBF Bantamweight Title | | + Aug. 6 | Kenji Endo | Seoul, South Korea | KO 1 | | + Oct. 1 | Shigeyoshi Oki | Seoul, South Korea | W 12 | | OPBF Bantamweight Title | | + Nov. 26 | Ushiwakamaru Harada | Seoul, South Korea | W 10 | | | | 1973 | | Date | Opponent | Place | Result | | + Feb. 9 | Thanomchit Sukhothai | Bangkok, Thailand | TKO 8 | | OPBF Bantamweight Title | | + Aug. 19 | Susumu Inoue | Seoul, South Korea | KO 3 | | + Oct. 7 | Berkrerk Chartvanchai | Seoul, South Korea | W 10 | | + Nov. 24 | Eddie Saloma | Daegu, South Korea | W 12 | | vacant OPBF Bantamweight Title | | | | 1974 | | Date | Opponent | Place | Result | | + Feb. 3 | Seiichi Watanuki | Daegu, South Korea | W 12 | | OPBF Bantamweight Title | | + Apr. 20 | Go Mifune | Busan, South Korea | W 12 | | + July 3 | Arnold Taylor | Durban, South Africa | W 15 | | World Bantamweight Title | | + Sept. 22 | Genzo Kurosawa | Seoul, South Korea | W 12 | | + Oct. 17 | Noboru Konuma | Seoul, South Korea | W 12 | | + Dec. 28 | Fernando Cabanela | Seoul, South Korea | W 15 | | World Bantamweight Title | | | | 1975 | | Date | Opponent | Place | Result | | - Mar. 14 | Alfonso Zamora | Inglewood, United States | KO by 4 | | World Bantamweight Title | | + May 21 | John Meza | Seoul, South Korea | KO 2 | | + Aug. 30 | Orlando Amores | Seoul, South Korea | W 10 | | + Nov. 27 | Wittaya Pleonjit | Seoul, South Korea | KO 4 | | | | 1976 | | Date | Opponent | Place | Result | | + Feb. 21 | Edwin Alarcon | Seoul, South Korea | TKO 4 | | + Feb. 29 | Shinobu Fujita | Busan, South Korea | KO 4 | | + Mar. 28 | Tinkajorn Dejkajorn | Seoul, South Korea | KO 6 | | + Apr. 6 | Sutan Rambing | Seoul, South Korea | KO 6 | | + May 30 | Venice Borkhorsor | Seoul, South Korea | W 12 | | vacant OPBF Bantamweight Title | | = Aug. 21 | Ric Quijano | Seoul, South Korea | Draw 10 | | - Oct. 16 | Alfonso Zamora | Incheon, South Korea | TKO by 12 | | World Bantamweight Title | | | | 1977 | | Date | Opponent | Place | Result | | + Mar. 15 | Conrado Vasquez | Honolulu, United States | W 10 | | + June 27 | Dong-Kyun Yum | Seoul, South Korea | W 12 | | + Oct. 10 | Futaro Tanaka | Seoul, South Korea | W 12 | | + Nov. 26 | Hector Carrasquilla | Panama City, Panama | KO 3 | | vacant WBA Super-Bantamweight Title | | | | 1978 | | Date | Opponent | Place | Result | | + Feb. 1 | Yu Kasahara | Tokyo, Japan | W 15 | | WBA Super-Bantamweight Title | | - May 7 | Ricardo Cardona | Seoul, South Korea | TKO by 12 | | WBA Super-Bantamweight Title | | | | | 1979 Inactive | | | | 1980 | | Date | Opponent | Place | Result | | = Dec. 19 | Dong-Kyun Yum | Seoul, South Korea | Draw 10 |
Summary
Total bouts: 50, Won: 41 (14 inside the limit), Lost: 5 (3 inside the limit), Draw: 4, NC: 0, ND: 0
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