| Swimming |
1982 World Aquatics Championships |
Guayaquil |
 ECU |
200 m Individual Medley, Men |
23 |
 JPN |
|
| Swimming |
1982 World Aquatics Championships |
Guayaquil |
ECU |
400 m Individual Medley, Men |
16 |
JPN |
|
| Swimming |
1982 Asian Games |
New Delhi |
 IND |
200 m Individual Medley, Men |
🥈 |
JPN |
|
| Swimming |
1982 Asian Games |
New Delhi |
IND |
400 m Individual Medley, Men |
🥇 |
JPN |
|
| Swimming |
1983 Summer Universiade |
Edmonton |
 CAN |
200 m Individual Medley, Men |
8 |
JPN |
|
| Swimming |
1983 Summer Universiade |
Edmonton |
CAN |
400 m Individual Medley, Men |
AC |
JPN |
|
| Swimming |
1985 Summer Universiade |
Kobe |
JPN |
200 m Individual Medley, Men |
13 |
JPN |
|
| Swimming |
1985 Summer Universiade |
Kobe |
JPN |
400 m Individual Medley, Men |
10 |
JPN |
|