[2] Sakatsume made her WTA Tour main-draw debut at the 2022 Championnats de Granby, after entering the singles tournament as a lucky loser, but was defeated by Jasmine Paolini in the first round.

[3] She made her debut for the Japan Billie Jean King Cup team on 13 April 2023 in a tie against Uzbekistan.

She beat Sabrina Olimjanova and registered her first BJK Cup win.

[citation needed] Having made it through qualifying, Sakatsume reached the second round at the Japan Women's Open with a win over Alexandra Eala,[4] before losing to third seed Wang Xinyu.

[5] She made her WTA 500 debut at the 2023 Pan Pacific Open as a lucky loser, suffering a first round defeat to Linda Nosková.