| Swimming |
2001 East Asian Games |
Osaka |
 JPN |
4 x 200 m Freestyle Relay, Men |
🥇 |
JPN |
|
| Swimming |
2001 East Asian Games |
Osaka |
JPN |
1,500 m Freestyle, Men |
🥉 |
JPN |
|
| Swimming |
2001 World Aquatics Championships |
Fukuoka |
JPN |
4 x 200 m Freestyle Relay, Men |
7 |
JPN |
|
| Swimming |
2001 World Aquatics Championships |
Fukuoka |
JPN |
1,500 m Freestyle, Men |
14 |
JPN |
|
| Swimming |
2001 World Aquatics Championships |
Fukuoka |
JPN |
800 m Freestyle, Men |
8 |
JPN |
|
| Swimming |
2001 World Aquatics Championships |
Fukuoka |
JPN |
400 m Freestyle, Men |
8 |
JPN |
|
| Swimming |
2001 Summer Universiade |
Beijing |
 CHN |
400 m Freestyle, Men |
🥉 |
JPN |
|
| Swimming |
2001 Summer Universiade |
Beijing |
CHN |
800 m Freestyle, Men |
🥈 |
JPN |
|
| Swimming |
2002 Pan Pacific Swimming Championships |
Yokohama |
JPN |
800 m Freestyle, Men |
5 |
JPN |
|
| Swimming |
2002 Pan Pacific Swimming Championships |
Yokohama |
JPN |
4 x 200 m Freestyle Relay, Men |
4 |
JPN |
|
| Swimming |
2002 Pan Pacific Swimming Championships |
Yokohama |
JPN |
1,500 m Freestyle, Men |
5 |
JPN |
|
| Swimming |
2002 Pan Pacific Swimming Championships |
Yokohama |
JPN |
400 m Freestyle, Men |
5 |
JPN |
|
| Swimming |
2002 Asian Games |
Busan |
 KOR |
4 x 200 m Freestyle Relay, Men |
🥇 |
JPN |
|
| Swimming |
2002 Asian Games |
Busan |
KOR |
400 m Freestyle, Men |
🥇 |
JPN |
|
| Swimming |
2003 World Aquatics Championships |
Barcelona |
 ESP |
200 m Freestyle, Men |
27 |
JPN |
|
| Swimming |
2003 World Aquatics Championships |
Barcelona |
ESP |
400 m Freestyle, Men |
22 |
JPN |
|
| Swimming |
2003 World Aquatics Championships |
Barcelona |
ESP |
800 m Freestyle, Men |
7 |
JPN |
|
| Swimming |
2003 World Aquatics Championships |
Barcelona |
ESP |
1,500 m Freestyle, Men |
21 |
JPN |
|