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. She was thereby pitted against world No. 45,
Alison Riske, and defeated the American in straight sets, losing five games in the process. It was Kuwata's first main-draw win at the WTA Tour-level. 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. 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. ==WTA Tour finals==