Rie Eto (badminton)
Rie Eto is a Japanese female badminton player. In 2009, she won the Malaysia International Challenge tournament in the women's doubles event partnered with Yu Wakita. In 2010, she and Wakita became the runner-up at the U.S. Open Badminton Championships. In 2017, she won the mixed doubles titles at the China International Challenge tournament partnered with Tomoya Takashina.
Achievements
BWF Grand Prix (1 runner-up)
The BWF Grand Prix has two level such as Grand Prix and Grand Prix Gold. It is a series of badminton tournaments, sanctioned by Badminton World Federation since 2007.Women's Doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2010 | U.S. Open |  Yu Wakita |  Cheng Wen-hsing Chien Yu-chin | 8-21, 20-22 | Runner-up |
BWF International Challenge/Series (13 titles, 3 runners-up)
Women's Singles| Year | Tournament | Opponent | Score | Result |
| 2010 | Iran Fajr International |  P. V. Sindhu | 21–14, 26-24 | Winner |
Women's Doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2013 | Dutch International | Yu Wakita |  Imogen Bankier Petya Nedelcheva | 14-21, 21-18, 21-12 | Winner |
| 2013 | Osaka International | Yu Wakita | Yuriko Miki Koharu Yonemoto | 21–10, 21-13 | Winner |
| 2013 | French International | Yu Wakita |  Amelia Alicia Anscelly Soong Fie Cho | 21-17, 21-17 | Winner |
| 2013 | Polish Open | Yu Wakita | Yuki Anai Yumi Murayama | 21–11, 21-7 | Winner |
| 2012 | Maldives International | Yu Wakita | Naoko Fukuman Kurumi Yonao | 18-21, 21-13, 21-23 | Runner-up |
| 2012 | Osaka International | Yu Wakita | Naoko Fukuman Kurumi Yonao | 21–18, 21-12 | Winner |
| 2012 | Iran Fajr International | Yu Wakita | Ayumi Tasaki Seiko Yamada | 21-15, 23-21 | Winner |
| 2011 | Swedish International | Yu Wakita |  Line Damkjær Kruse Marie Røpke | 14-21, 16-21 | Runner-up |
| 2011 | Polish Open | Yu Wakita | Kana Ito Asumi Kugo | 21–16, 21-9 | Winner |
| 2010 | Austrian International | Yu Wakita | Naoko Fukuman Minatsu Mitani | 21–14, 21-10 | Winner |
| 2010 | Iran Fajr International | Yu Wakita |  Negin Amiripour Sahar Zamanian | 21–5, 21-12 | Winner |
| 2010 | Lao International | Yu Wakita |  Nandatheero Peranart Lerthiran Prangnuch | 21-18, 21-8 | Winner |
| 2010 | Vietnam International | Yu Wakita |  Jung Kyung-eun Yoo Hyun-young | 16-21, 18-21 | Runner-up |
| 2009 | Malaysia International | Yu Wakita | Woon Khe Wei Chong Sook Chin | 21-18, 21-11 | Winner |
Mixed Doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2017 | China International | Tomoya Takashina |  Tan Qiang Xu Ya | 11-7, 11-5, 13-11 | Winner |