| Swimming |
1985 Summer Universiade |
Kobe |
 JPN |
100 m Butterfly, Men |
23 |
JPN |
|
| Swimming |
1986 Asian Games |
Seoul |
 KOR |
100 m Butterfly, Men |
🥉 |
JPN |
|
| Swimming |
1986 Asian Games |
Seoul |
KOR |
200 m Butterfly, Men |
🥇 |
JPN |
|
| Swimming |
1987 Summer Universiade |
Zagreb |
 YUG |
4 x 100 m Medley Relay, Men |
🥈 |
JPN |
|
| Swimming |
1987 Pan Pacific Swimming Championships |
Brisbane |
 AUS |
100 m Butterfly, Men |
10 |
JPN |
|
| Swimming |
1988 Asian Aquatics Championships |
Guangzhou |
 CHN |
100 m Butterfly, Men |
🥈 |
JPN |
|
| Swimming |
1988 Asian Aquatics Championships |
Guangzhou |
CHN |
200 m Butterfly, Men |
🥇 |
JPN |
|