- 2011 Rakuten Japan Open Tennis Championships – Singles qualifying
- 2011 Rakuten Japan Open Tennis Championships – Singles
- 2011 Rakuten Japan Open Tennis Championships
- 2010 Rakuten Japan Open Tennis Championships – Singles
- 2012 Rakuten Japan Open Tennis Championships – Singles
- 2018 Rakuten Japan Open Tennis Championships
- 2019 Rakuten Japan Open Tennis Championships
- 2015 Rakuten Japan Open Tennis Championships
- 2010 Rakuten Japan Open Tennis Championships
- 2022 Rakuten Japan Open Tennis Championships