No. |
Result |
Record |
Opponent |
Type |
Round |
Date |
Location |
Notes |
50 |
Draw |
41–5–4 |
Yum Dong-Kyun |
PTS |
10 |
Dec 19, 1980 |
Jangchung Gymnasium, Seoul, South Korea |
|
49 |
Loss |
41–5–3 |
Ricardo Cardona |
TKO |
12 (15), 1:23 |
May 6, 1978 |
Jangchung Gymnasium, Seoul, South Korea |
Lost WBA super-bantamweight title |
48 |
Win |
41–4–3 |
Yu Kasahara |
UD |
15 |
Feb 1, 1978 |
Ryōgoku Kokugikan, Tokyo, Japan |
Retained WBA super-bantamweight title |
47 |
Win |
40–4–3 |
Hector Carrasquilla |
KO |
3 (15), 1:04 |
Nov 26, 1977 |
Gimnasio Nuevo Panama, Panama City, Panama |
Won inaugural WBA super-bantamweight title |
46 |
Win |
39–4–3 |
Futaro Tanaka |
PTS |
12 |
Oct 10, 1977 |
Jangchung Gymnasium, Seoul, South Korea |
|
45 |
Win |
38–4–3 |
Yum Dong-Kyun |
PTS |
12 |
Jun 27, 1977 |
Seoul, South Korea |
|
44 |
Win |
37–4–3 |
Conrado Vasquez |
UD |
10 |
Mar 15, 1977 |
Blaisdell Center Arena, Honolulu, Hawaii, U.S. |
|
43 |
Loss |
36–4–3 |
Alfonso Zamora |
TKO |
12 (15), 2:50 |
Oct 16, 1976 |
Sunin Gymnasium, Incheon, South Korea |
For WBA and The Ring bantamweight titles |
42 |
Draw |
36–3–3 |
Ric Quijano |
PTS |
10 |
Aug 21, 1976 |
Busan, South Korea |
|
41 |
Win |
36–3–2 |
Venice Borkhorsor |
PTS |
12 |
May 30, 1976 |
Busan, South Korea |
Won vacant OPBF bantamweight title |
40 |
Win |
35–3–2 |
Sutan Rambing |
KO |
6 (10), 1:51 |
Apr 6, 1976 |
Seoul, South Korea |
|
39 |
Win |
34–3–2 |
Tinkajorn Dejkajorn |
KO |
6 (10), 2:34 |
Mar 28, 1976 |
Incheon, South Korea |
|
38 |
Win |
33–3–2 |
Shinobu Fujita |
KO |
4 (10) |
Feb 29, 1976 |
Busan, South Korea |
|
37 |
Win |
32–3–2 |
Edwin Alarcon |
TKO |
4 (10) |
Feb 22, 1976 |
Busan, South Korea |
|
36 |
Win |
31–3–2 |
Wittaya Pleonjit |
KO |
4 (10), 2:17 |
Nov 29, 1975 |
Incheon, South Korea |
|
35 |
Win |
30–3–2 |
Orlando Amores |
PTS |
10 |
Aug 30, 1975 |
Jangchung Gymnasium, Seoul, South Korea |
|
34 |
Win |
29–3–2 |
John Meza |
KO |
2 (12), 1:47 |
May 21, 1975 |
Jangchung Gymnasium, Seoul, South Korea |
|
33 |
Loss |
28–3–2 |
Alfonso Zamora |
KO |
4 (15), 2:27 |
Mar 14, 1975 |
The Forum, Inglewood, California, U.S. |
Lost WBA and The Ring bantamweight titles |
32 |
Win |
28–2–2 |
Fernando Cabanela |
SD |
15 |
Dec 28, 1974 |
Jangchung Gymnasium, Seoul, South Korea |
Retained WBA and The Ring bantamweight titles |
31 |
Win |
27–2–2 |
Noboru Konuma |
PTS |
12 |
Oct 27, 1974 |
Busan, South Korea |
|
30 |
Win |
26–2–2 |
Genzo Kurosawa |
PTS |
12 |
Sep 22, 1974 |
Jangchung Gymnasium, Seoul, South Korea |
|
29 |
Win |
25–2–2 |
Arnold Taylor |
UD |
15 |
Jul 3, 1974 |
West Ridge Tennis Stadium, Durban, South Africa |
Won WBA and The Ring bantamweight titles |
28 |
Win |
24–2–2 |
Go Mifune |
PTS |
12 |
Apr 20, 1974 |
Gudeok Gymnasium, Busan, South Korea |
|
27 |
Win |
23–2–2 |
Seiichi Watanuki |
PTS |
12 |
Feb 3, 1974 |
Daegu, South Korea |
Retained OPBF bantamweight title |
26 |
Win |
22–2–2 |
Eddie Saloma |
PTS |
12 |
Nov 24, 1973 |
Daegu, South Korea |
Won vacant OPBF bantamweight title |
25 |
Win |
21–2–2 |
Berkrerk Chartvanchai |
PTS |
10 |
Oct 7, 1973 |
Busan, South Korea |
|
24 |
Win |
20–2–2 |
Susumu Inoue |
KO |
3 (10), 2:03 |
Aug 19, 1973 |
Jangchung Gymnasium, Seoul, South Korea |
|
23 |
Win |
19–2–2 |
Thanomchit Sukhothai |
TKO |
8 (10), 1:46 |
Feb 9, 1973 |
Kittikachorn Stadium, Bangkok, Thailand |
|
22 |
Win |
18–2–2 |
Ushiwakamaru Harada |
PTS |
10 |
Nov 26, 1972 |
Jangchung Gymnasium, Seoul, South Korea |
|
21 |
Win |
17–2–2 |
Shigeyoshi Oki |
PTS |
12 |
Oct 1, 1972 |
Seoul, South Korea |
Retained OPBF bantamweight title |
20 |
Win |
16–2–2 |
Kenji Endo |
KO |
1 (10), 1:46 |
Aug 6, 1972 |
Seoul, South Korea |
|
19 |
Win |
15–2–2 |
Al Diaz |
UD |
12 |
Jun 4, 1972 |
Jangchung Gymnasium, Seoul, South Korea |
Won vacant OPBF bantamweight title |
18 |
Win |
14–2–2 |
Moon Jung-Ho |
PTS |
10 |
Apr 2, 1972 |
Busan, South Korea |
Retained South Korean bantamweight title |
17 |
Win |
13–2–2 |
Bae Kil-Je |
PTS |
10 |
Mar 12, 1972 |
Jangchung Gymnasium, Seoul, South Korea |
Retained South Korean bantamweight title |
16 |
Win |
12–2–2 |
Park Young-Sup |
KO |
4 (10), 3:05 |
Jan 15, 1972 |
Jangchung Gymnasium, Seoul, South Korea |
Retained South Korean bantamweight title |
15 |
Loss |
11–2–2 |
Colley Saloma |
PTS |
10 |
Dec 12, 1971 |
Agana, Guam |
|
14 |
Win |
11–1–2 |
Saturnino Ortega |
PTS |
10 |
Nov 7, 1971 |
Jangchung Gymnasium, Seoul, South Korea |
|
13 |
Win |
10–1–2 |
Moon Jung-Ho |
KO |
5 (10), 2:32 |
Sep 14, 1971 |
Jangchung Gymnasium, Seoul, South Korea |
Won South Korean bantamweight title |
12 |
Win |
9–1–2 |
Jang Kyu-Chul |
PTS |
10 |
Dec 1, 1970 |
Jangchung Gymnasium, Seoul, South Korea |
|
11 |
Win |
8–1–2 |
Shin Hae-Shu |
PTS |
8 |
Oct 17, 1970 |
Seoul, South Korea |
|
10 |
Win |
7–1–2 |
Shintaro Oshima |
KO |
1 (10), 2:13 |
Aug 8, 1970 |
Yokohama, Kanagawa, Japan |
|
9 |
Loss |
6–1–2 |
Ushiwakamaru Harada |
PTS |
10 |
Jun 9, 1970 |
Ōita, Ōita, Japan |
|
8 |
Draw |
6–0–2 |
Shin Chul-Ho |
PTS |
10 |
Apr 19, 1970 |
Daegu, South Korea |
|
7 |
Win |
6–0–1 |
Shin Hae-Shu |
PTS |
6 |
Mar 3, 1970 |
Seoul, South Korea |
|
6 |
Win |
5–0–1 |
Baek Rak-Ki |
PTS |
4 |
Oct 6, 1969 |
Seoul, South Korea |
|
5 |
Win |
4–0–1 |
Kim Yong-Tae |
KO |
1 (4), 1:56 |
Aug 7, 1969 |
Seoul, South Korea |
|
4 |
Win |
3–0–1 |
Ju Hong-Taek |
PTS |
4 |
Jul 12, 1969 |
Jangchung Gymnasium, Seoul, South Korea |
|
3 |
Win |
2–0–1 |
Park Young-Sap |
PTS |
4 |
Jun 21, 1969 |
Jangchung Gymnasium, Seoul, South Korea |
|
2 |
Win |
1–0–1 |
Choi Chang-Soo |
PTS |
4 |
Jun 3, 1969 |
Jangchung Gymnasium, Seoul, South Korea |
|
1 |
Draw |
0–0–1 |
Kim Sang-Il |
PTS |
4 |
May 10, 1969 |
Jangchung Gymnasium, Seoul, South Korea |
|