In preparation for the event, the team represented Japan at the 2019 World Mixed Curling Championship where they finished 4–3 in the round robin, just missing the playoffs.

[8] At the 2020 Japan Junior Curling Championships, Kobayashi and her team of Momoha Tabata, Mikoto Nakajima and Miku Nihira won the gold medal.

[11] The lineup also included third Kaho Onodera, second Anna Ohmiya and lead Yumie Funayama.

At the 2022 Japan Curling Championships, the team finished the round robin with a 4–4 record, enough to qualify for the playoffs.

In Canada, the team had back-to-back quarterfinal appearances at the S3 Group Curling Stadium Series and the 2022 Western Showdown, losing out to Stefania Constantini and Meghan Walter respectively.

[17] In December, Team Yoshimura competed in the 2022 Karuizawa International Curling Championships where they finished third, beating Loco Solare (Fujisawa) in the bronze medal game.