| Swimming |
2008 World Junior Swimming Championships |
Monterrey |
 MEX |
4 x 200 m Freestyle Relay, Men |
🥉 |
 JPN |
|
| Swimming |
2008 World Junior Swimming Championships |
Monterrey |
MEX |
200 m Individual Medley, Men |
🥉 |
JPN |
|
| Swimming |
2008 World Junior Swimming Championships |
Monterrey |
MEX |
200 m Butterfly, Men |
🥇 |
JPN |
|
| Swimming |
2009 Summer Universiade |
Beograd |
 SRB |
400 m Individual Medley, Men |
🥉 |
JPN |
|
| Swimming |
2009 World Aquatics Championships |
Roma |
 ITA |
400 m Individual Medley, Men |
9 |
JPN |
|
| Swimming |
2009 East Asian Games |
Hong Kong |
 HKG |
400 m Individual Medley, Men |
🥇 |
JPN |
|
| Swimming |
2010 Pan Pacific Swimming Championships |
Irvine |
 USA |
200 m Individual Medley, Men |
9 |
JPN |
|
| Swimming |
2010 Pan Pacific Swimming Championships |
Irvine |
USA |
400 m Individual Medley, Men |
4 |
JPN |
|
| Swimming |
2010 Pan Pacific Swimming Championships |
Irvine |
USA |
200 m Butterfly, Men |
17 |
JPN |
|
| Swimming |
2010 Asian Games |
Guangzhou |
 CHN |
400 m Individual Medley, Men |
🥇 |
JPN |
|
| Swimming |
2010 Asian Games |
Guangzhou |
CHN |
200 m Individual Medley, Men |
🥉 |
JPN |
|
| Swimming |
2011 World Aquatics Championships |
Shanghai |
CHN |
200 m Individual Medley, Men |
8 |
JPN |
|
| Swimming |
2011 World Aquatics Championships |
Shanghai |
CHN |
400 m Individual Medley, Men |
🥉 |
JPN |
|
| Swimming |
2011 Summer Universiade |
Shenzhen |
CHN |
400 m Individual Medley, Men |
🥈 |
JPN |
|
| Swimming |
2011 Summer Universiade |
Shenzhen |
CHN |
4 x 200 m Freestyle Relay, Men |
🥈 |
JPN |
|
| Swimming |
2011 Summer Universiade |
Shenzhen |
CHN |
200 m Individual Medley, Men |
🥈 |
JPN |
|
| Swimming |
2011 Swim World Cup |
Stockholm |
 SWE |
200 m Freestyle, Men |
🥉 |
JPN |
|
| Swimming |
2011 Swim World Cup |
Berlin |
 GER |
400 m Individual Medley, Men |
🥉 |
JPN |
|