| Swimming |
2009 Asian Aquatics Championships |
Foshan |
 CHN |
200 m Backstroke, Women |
🥈 |
 JPN |
|
| Swimming |
2010 Swim World Cup |
Tokyo |
JPN |
200 m Backstroke, Women |
🥈 |
JPN |
|
| Swimming |
2011 Swim World Cup |
Tokyo |
JPN |
200 m Backstroke, Women |
🥈 |
JPN |
|
| Swimming |
2013 World Aquatics Championships |
Barcelona |
 ESP |
200 m Backstroke, Women |
13 |
JPN |
|
| Swimming |
2013 World Aquatics Championships |
Barcelona |
ESP |
100 m Backstroke, Women |
28 |
JPN |
|
| Swimming |
2013 Swim World Cup |
Moskva |
 RUS |
4 x 50 m Medley Relay, Mixed |
🥈 |
JPN |
|
| Swimming |
2013 Swim World Cup |
Moskva |
RUS |
4 x 50 m Freestyle Relay, Mixed |
🥉 |
JPN |
|
| Swimming |
2013 Swim World Cup |
Moskva |
RUS |
200 m Backstroke, Women |
🥈 |
JPN |
|
| Swimming |
2013 Swim World Cup |
Moskva |
RUS |
100 m Backstroke, Women |
🥈 |
JPN |
|
| Swimming |
2013 Swim World Cup |
Dubai |
 UAE |
4 x 50 m Medley Relay, Mixed |
🥈 |
JPN |
|
| Swimming |
2013 Swim World Cup |
Dubai |
UAE |
4 x 50 m Freestyle Relay, Mixed |
🥇 |
JPN |
|
| Swimming |
2013 Swim World Cup |
Dubai |
UAE |
100 m Backstroke, Women |
🥇 |
JPN |
|
| Swimming |
2013 Swim World Cup |
Doha |
 QAT |
4 x 50 m Freestyle Relay, Mixed |
🥉 |
JPN |
|
| Swimming |
2013 Swim World Cup |
Doha |
QAT |
200 m Backstroke, Women |
🥈 |
JPN |
|
| Swimming |
2013 Swim World Cup |
Doha |
QAT |
100 m Backstroke, Women |
🥉 |
JPN |
|
| Swimming |
2013 Swim World Cup |
Doha |
QAT |
50 m Backstroke, Women |
🥉 |
JPN |
|
| Swimming |
2013 Swim World Cup |
Doha |
QAT |
4 x 50 m Medley Relay, Mixed |
🥈 |
JPN |
|
| Swimming |
2014 Pan Pacific Swimming Championships |
Gold Coast |
 AUS |
100 m Backstroke, Women |
4 |
JPN |
|
| Swimming |
2014 Pan Pacific Swimming Championships |
Gold Coast |
AUS |
50 m Freestyle, Women |
32 |
JPN |
|
| Swimming |
2014 Pan Pacific Swimming Championships |
Gold Coast |
AUS |
200 m Backstroke, Women |
7 |
JPN |
|
| Swimming |
2014 Pan Pacific Swimming Championships |
Gold Coast |
AUS |
200 m Individual Medley, Women |
25 |
JPN |
|
| Swimming |
2014 Pan Pacific Swimming Championships |
Gold Coast |
AUS |
4 x 100 m Medley Relay, Women |
4 |
JPN |
|
| Swimming |
2014 Asian Games |
Incheon |
 KOR |
200 m Backstroke, Women |
🥇 |
JPN |
|
| Swimming |
2014 Swim World Cup |
Tokyo |
JPN |
200 m Backstroke, Women |
🥉 |
JPN |
|
| Swimming |
2014 World Swimming Championships (25 m) |
Doha |
QAT |
4 x 100 m Medley Relay, Women |
🥉 |
JPN |
|
| Swimming |
2014 World Swimming Championships (25 m) |
Doha |
QAT |
200 m Backstroke, Women |
🥉 |
JPN |
|
| Swimming |
2014 World Swimming Championships (25 m) |
Doha |
QAT |
4 x 50 m Freestyle Relay, Women |
7 |
JPN |
|
| Swimming |
2014 World Swimming Championships (25 m) |
Doha |
QAT |
100 m Individual Medley, Women |
19 |
JPN |
|
| Swimming |
2014 World Swimming Championships (25 m) |
Doha |
QAT |
100 m Backstroke, Women |
11 |
JPN |
|
| Swimming |
2014 World Swimming Championships (25 m) |
Doha |
QAT |
50 m Backstroke, Women |
28 |
JPN |
|
| Swimming |
2015 World Aquatics Championships |
Kazan |
RUS |
4 x 100 m Medley Relay, Women |
8 |
JPN |
|
| Swimming |
2015 World Aquatics Championships |
Kazan |
RUS |
100 m Backstroke, Women |
=29 |
JPN |
|
| Swimming |
2016 World Swimming Championships (25 m) |
Windsor |
 CAN |
100 m Backstroke, Women |
13 |
JPN |
|
| Swimming |
2016 World Swimming Championships (25 m) |
Windsor |
CAN |
200 m Backstroke, Women |
7 |
JPN |
|
| Swimming |
2017 Swim World Cup |
Beijing |
CHN |
100 m Backstroke, Women |
🥉 |
JPN |
|
| Swimming |
2018 Pan Pacific Swimming Championships |
Tokyo |
JPN |
200 m Freestyle, Women |
26 |
JPN |
|
| Swimming |
2018 Pan Pacific Swimming Championships |
Tokyo |
JPN |
100 m Backstroke, Women |
DNS |
JPN |
|
| Swimming |
2018 World Swimming Championships (25 m) |
Hangzhou |
CHN |
100 m Backstroke, Women |
9 |
JPN |
|
| Swimming |
2018 World Swimming Championships (25 m) |
Hangzhou |
CHN |
200 m Backstroke, Women |
7 |
JPN |
|
| Swimming |
2019 Swim World Cup |
Tokyo |
JPN |
200 m Backstroke, Women |
🥉 |
JPN |
|