Sho Tsuboi

Sho Tsuboi (坪井 翔, Tsuboi Shō; born 21 May 1995) is a Japanese racing driver for Toyota Gazoo Racing and TOM'S Racing, who currently competes in the Super GT Series GT500 class and Super Formula Championship.

Tsuboi is a four-time Super GT GT500 champion in 2021, 2023, 2024 and 2025, sharing the all-time GT500 championships record with Ronnie Quintarelli. He won the Super Formula Championship in 2024, as well as the title in the 2015 F4 Japanese Championship and 2018 Japanese Formula 3 Championship.

Tsuboi began his single-seater racing career in 2012 and drove for two years in Formula Challenge Japan. He finished seventh in the standings in 2012, and fifth in 2013, with two race victories.

Following the closure of Formula Challenge Japan, Tsuboi raced in the 2014 JAF Formula 4 regional championship series, finishing second in the FC class championship. That same year, he officially joined the Toyota Young Driver Program (TDP).

In 2015, he made his debut in the inaugural FIA F4 Japanese Championship with the TOM'S Spirit team. He won seven races, and won the championship by just three points ahead of Tadasuke Makino.

In 2016, he entered the Japanese Formula 3 Championship with TOM'S. Despite not winning a race, he finished third in the championship with 15 podiums in 17 races.

In 2017, he won his first race, and won eight of the last ten races to finish second in the championship.

Tsuboi won the championship title in 2018, his third season. Tsuboi set a Japanese F3 record with 17 victories in 19 races, finishing second in the other two races that he did not win.