| Swimming |
1997 East Asian Games |
Pusan |
 KOR |
400 m Freestyle, Men |
🥈 |
 JPN |
|
| Swimming |
1997 Pan Pacific Swimming Championships |
Fukuoka |
JPN |
400 m Freestyle, Men |
11 |
JPN |
|
| Swimming |
1997 Pan Pacific Swimming Championships |
Fukuoka |
JPN |
4 x 200 m Freestyle Relay, Men |
4 |
JPN |
|
| Swimming |
1997 Pan Pacific Swimming Championships |
Fukuoka |
JPN |
4 x 100 m Freestyle Relay, Men |
5 |
JPN |
|
| Swimming |
1997 Pan Pacific Swimming Championships |
Fukuoka |
JPN |
200 m Freestyle, Men |
7 |
JPN |
|
| Swimming |
1998 Asian Games |
Bangkok |
 THA |
200 m Freestyle, Men |
🥇 |
JPN |
|
| Swimming |
1998 Asian Games |
Bangkok |
THA |
4 x 200 m Freestyle Relay, Men |
🥇 |
JPN |
|
| Swimming |
1999 Pan Pacific Swimming Championships |
Sydney |
 AUS |
50 m Freestyle, Men |
21 |
JPN |
|
| Swimming |
1999 Pan Pacific Swimming Championships |
Sydney |
AUS |
200 m Freestyle, Men |
13 |
JPN |
|
| Swimming |
1999 Pan Pacific Swimming Championships |
Sydney |
AUS |
400 m Freestyle, Men |
8 |
JPN |
|
| Swimming |
1999 Pan Pacific Swimming Championships |
Sydney |
AUS |
4 x 200 m Freestyle Relay, Men |
4 |
JPN |
|
| Swimming |
2002 Pan Pacific Swimming Championships |
Yokohama |
JPN |
200 m Freestyle, Men |
13 |
JPN |
|
| Swimming |
2002 Pan Pacific Swimming Championships |
Yokohama |
JPN |
400 m Freestyle, Men |
14 |
JPN |
|
| Swimming |
2002 Pan Pacific Swimming Championships |
Yokohama |
JPN |
4 x 200 m Freestyle Relay, Men |
4 |
JPN |
|
| Swimming |
2002 Asian Games |
Busan |
KOR |
200 m Freestyle, Men |
🥉 |
JPN |
|
| Swimming |
2002 Asian Games |
Busan |
KOR |
4 x 100 m Freestyle Relay, Men |
🥈 |
JPN |
|
| Swimming |
2002 Asian Games |
Busan |
KOR |
4 x 200 m Freestyle Relay, Men |
🥇 |
JPN |
|