Kimura started professional racing in 2016, competed in Asian Le Mans Sprint Cup.

In that season, he managed to clinch 3rd place, losing out to the champion Seita Nonaka & runner-up Rin Arakawa.

[3] He won the title over Hibiki Taira after taking his 6th win of the season at the final round at Motegi.

Kimura initially did not race in Super GT in 2023, but became a third driver for ARTA at the second Fuji round, making his GT500 debut after an injured Toshiki Oyu was still recovering from a broken collarbone.

[citation needed] Kimura then step up to Super Formula with B-Max Racing Team's single car.