No amateur results
Professional record| | | 1970 | | Date | Opponent | Place | Result | | + Jan. 10 | Ok Sok Kim | Seoul, South Korea | W 6 | | + Mar. 21 | Sae Il Cho | Seoul, South Korea | KO 2 | | + Apr. 18 | Isao Shiiya | Seoul, South Korea | KO 3 | | + May 28 | Fighting Kim | Seoul, South Korea | TKO 9 | | South Korean Super-Lightweight Title | | + Sept. 9 | Chul Hi Choi | Seoul, South Korea | W 10 | | + Sept. 23 | Kazuyoshi Kubokura | Seoul, South Korea | KO 7 | | + Dec. 1 | Little Gallego | Seoul, South Korea | W 10 | | | | 1971 | | Date | Opponent | Place | Result | | + Feb. 28 | Tae Kyu Kang | Seoul, South Korea | TKO 2 | | South Korean Super-Lightweight Title | | + Mar. 26 | Kenji Sawaguchi | Seoul, South Korea | W 10 | | + May 29 |  Lion Furuyama | Seoul, South Korea | W 12 | | OPBF Super-Lightweight Title | | + Sept. 19 | Eijo Okazaki | Seoul, South Korea | W 10 | | + Oct. 31 | Kazuyoshi Kubokura | Seoul, South Korea | KO 8 | | OPBF Super-Lightweight Title | | + Dec. 4 | Guts Ishimatsu | Seoul, South Korea | W 10 | | | | 1972 | | Date | Opponent | Place | Result | | + Feb. 13 | Koichi Otomaru | Seoul, South Korea | W 10 | | + Apr. 2 | Shinichi Sato | Seoul, South Korea | KO 7 | | OPBF Super-Lightweight Title | | + July 19 | Hiroshi Shoji | Seoul, South Korea | TKO 8 | | OPBF Super-Lightweight Title | | + Sept. 10 | Shoji Tsujimoto | Busan, South Korea | W 10 | | + Oct. 1 | Eagle Sato | Seoul, South Korea | KO 7 | | OPBF Super-Lightweight Title | | + Nov. 19 | Alberto Cruz
| Seoul, South Korea | W 12 | | OPBF Super-Lightweight Title | | - Dec. 4 |  Ken Buchanan | New York, United States | TKO by 2 | | | | 1973 | | Date | Opponent | Place | Result | | + June 16 | Chang Bok Lee | Busan, South Korea | W 12 | | + Sept. 27 |  Pedro Adigue Jr | Seoul, South Korea | W 12 | | OPBF Super-Lightweight Title | | + Nov. 23 | Raymond Rivera | Seoul, South Korea | KO 6 | | OPBF Super-Lightweight Title | | | | 1974 | | Date | Opponent | Place | Result | | - Mar. 2 |  Antonio Cervantes | Cartagena, Colombia | KO by 6 | | WBA Super-Lightweight Title | | + May 5 | Eagle Sato | Busan, South Korea | KO 10 | | OPBF Super-Lightweight Title | | + Aug. 28 | Alberto Vicera | Seoul, South Korea | W 10 | | + Nov. 9 | Alberto Vicera | Daegu, South Korea | KO 8 | | OPBF Super-Lightweight Title | | | | 1975 | | Date | Opponent | Place | Result | | + Mar. 9 | Harbar Watanabe | Busan, South Korea | TKO 8 | | OPBF Super-Lightweight Title | | = Mar. 30 | Bong Hwe Park | Daegu, South Korea | Draw 10 | | - July 28 | Wongso Suseno | Jakarta, Indonesia | L 12 | | OPBF Super-Lightweight Title |
Summary
Total bouts: 30, Won: 26 (13 inside the limit), Lost: 3 (2 inside the limit), Draw: 1, NC: 0, ND: 0
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