[https://www.naomiosaka.com/ Official website] in (English and Japanese)

[https://www.itftennis.com/en/players/naomi-osaka/800357962/jpn/wt/s/overview/ Naomi Osaka] at the [https://en.m.wikipedia.org/wiki/International_Tennis_Federation International Tennis Federation]

[https://www.wtatennis.com/players/319998/- Naomi Osaka] at the [https://en.m.wikipedia.org/wiki/Women%27s_Tennis_Association Women's Tennis Association]