| Wrestling |
2000 Asian Wrestling Championships
|
Seoul |
 KOR |
Freestyle -51 kg, Women |
🥇 |
 JPN |
as Hitomi Sakamoto |
| Wrestling |
2000 World Wrestling Championships - Women
|
Sofia |
 BUL |
Freestyle -51 kg, Women |
🥇 |
JPN |
as Hitomi Sakamoto |
| Wrestling |
2001 East Asian Games
|
Osaka |
JPN |
Freestyle -51 kg, Women |
🥇 |
JPN |
as Hitomi Sakamoto |
| Wrestling |
2001 World Wrestling Championships - Freestyle
|
Sofia |
BUL |
Freestyle -51 kg, Women |
🥇 |
JPN |
as Hitomi Sakamoto |
| Wrestling |
2005 Asian Wrestling Championships
|
Wuhan |
 CHN |
Freestyle -51 kg, Women |
🥇 |
JPN |
as Hitomi Sakamoto |
| Wrestling |
2005 World Wrestling Championships
|
Budapest |
 HUN |
Freestyle -51 kg, Women |
🥇 |
JPN |
as Hitomi Sakamoto |
| Wrestling |
2006 World Wrestling Championships
|
Guangzhou |
CHN |
Freestyle -51 kg, Women |
🥇 |
JPN |
as Hitomi Sakamoto |
| Wrestling |
2007 World Wrestling Championships
|
Bakı |
 AZE |
Freestyle -51 kg, Women |
🥇 |
JPN |
as Hitomi Sakamoto |
| Wrestling |
2008 World Wrestling Championships
|
Tokyo |
JPN |
Freestyle -51 kg, Women |
🥇 |
JPN |
as Hitomi Sakamoto |
| Wrestling |
2010 World Wrestling Championships
|
Moskva |
 RUS |
Freestyle -48 kg, Women |
🥇 |
JPN |
as Hitomi Sakamoto |
| Wrestling |
2010 Asian Games
|
Guangzhou |
CHN |
Freestyle -48 kg, Men |
🥉 |
JPN |
as Hitomi Sakamoto |
| Wrestling |
2011 World Wrestling Championships
|
İstanbul |
 TUR |
Freestyle -48 kg, Women |
🥇 |
JPN |
|