Kuwata made her WTA Tour debut at the 2014 Washington Open, having entered the qualifying tournament and defeating Sanaz Marand and Stéphanie Dubois for a spot in the main draw.

45, Alison Riske, and defeated the American in straight sets, losing five games in the process.

[2] She also competed in the doubles event, partnering with Kurumi Nara to defeat Nicola Slater and Emily Webley-Smith in the first round.

The Japanese advanced to the final of the event, losing to Shuko Aoyama and Gabriela Dabrowski.

[3] Partnering with Jessica Failla, Kuwata won the doubles title at the WTA 125 2024 Barranquilla Open, defeating Quinn Gleason and Ingrid Martins in the final.