| Swimming |
1995 Pan Pacific Swimming Championships |
Atlanta |
 USA |
100 m Butterfly, Men |
10 |
 JPN |
|
| Swimming |
1995 Pan Pacific Swimming Championships |
Atlanta |
USA |
200 m Butterfly, Men |
19 |
JPN |
|
| Swimming |
1995 Pan Pacific Swimming Championships |
Atlanta |
USA |
4 x 100 m Freestyle Relay, Men |
4 |
JPN |
|
| Swimming |
1995 Summer Universiade |
Fukuoka |
JPN |
100 m Butterfly, Men |
4 |
JPN |
|
| Swimming |
1995 Summer Universiade |
Fukuoka |
JPN |
4 x 100 m Medley Relay, Men |
🥈 |
JPN |
|
| Swimming |
1997 Pan Pacific Swimming Championships |
Fukuoka |
JPN |
50 m Freestyle, Men |
23 |
JPN |
|
| Swimming |
1997 Pan Pacific Swimming Championships |
Fukuoka |
JPN |
100 m Butterfly, Men |
10 |
JPN |
|
| Swimming |
1997 Pan Pacific Swimming Championships |
Fukuoka |
JPN |
200 m Butterfly, Men |
18 |
JPN |
|
| Swimming |
1999 Summer Universiade |
Palma de Mallorca |
 ESP |
4 x 100 m Medley Relay, Men |
🥉 |
JPN |
|