| Swimming |
1982 Asian Games |
New Delhi |
 IND |
200 m Breaststroke, Men |
🥇 |
 JPN |
|
| Swimming |
1985 Pan Pacific Swimming Championships |
Tokyo |
JPN |
200 m Individual Medley, Men |
6 |
JPN |
|
| Swimming |
1985 Pan Pacific Swimming Championships |
Tokyo |
JPN |
4 x 100 m Medley Relay, Men |
5 |
JPN |
|
| Swimming |
1985 Summer Universiade |
Kobe |
JPN |
100 m Breaststroke, Men |
12 |
JPN |
|
| Swimming |
1985 Summer Universiade |
Kobe |
JPN |
200 m Breaststroke, Men |
6 |
JPN |
|
| Swimming |
1985 Summer Universiade |
Kobe |
JPN |
200 m Individual Medley, Men |
8 |
JPN |
|
| Swimming |
1985 Summer Universiade |
Kobe |
JPN |
4 x 100 m Medley Relay, Men |
8 |
JPN |
|
| Swimming |
1986 Asian Games |
Seoul |
 KOR |
200 m Breaststroke, Men |
🥈 |
JPN |
|
| Swimming |
1986 Asian Games |
Seoul |
KOR |
200 m Individual Medley, Men |
🥇 |
JPN |
|
| Swimming |
1986 Asian Games |
Seoul |
KOR |
400 m Individual Medley, Men |
🥇 |
JPN |
|
| Swimming |
1987 Summer Universiade |
Zagreb |
 YUG |
100 m Breaststroke, Men |
🥉 |
JPN |
|