Koudai Tsukakoshi
Tsukakoshi in 2010.
Nationality	Japanese
Born	(1986-11-20) 20 November 1986 (age 38) Imaichi (now Nikkō), Tochigi, Japan
Super GT career
Debut season	2008
Current team	Real Racing
Car number	17
Wins	4
Podiums	23
Poles	6
Fastest laps	7
Best finish	2nd in 2013
Super Formula career
Debut season	2009
Teams	HFDP Racing, Team Dandelion Racing, Real Racing
Wins	1
Podiums	10
Poles	2
Fastest laps	3
Best finish	2nd in 2012
Previous series
2008 2005–07 2004	Formula 3 Euro Series All-Japan Formula Three Formula Dream

Koudai Tsukakoshi (塚越広大, Tsukakoshi Kōdai, born 20 November 1986) is a Japanese racing driver for Honda Racing Corporation who currently competes in Super GT for Astemo Real Racing.

After competing in Formula Dream in 2004 and 2005, winning the championship in his second year, Tsukakoshi moved into the All-Japan Formula Three Championship for the final three rounds of the 2005 season, finishing fourteenth in the standings competing for M-TEC. He remained with the team for the 2006 season, finishing fifth in the standings, taking a victory at Suzuka. Another fifth place championship finish followed in 2007, as Tsukakoshi took two wins for Honda Team Real at Okayama and Suzuka. He also finished in second place at the prestigious Macau Grand Prix for Manor Motorsport; finishing behind Oliver Jarvis.^[1] Tsukakoshi moved to Manor Motorsport and the Formula Three Euroseries for the 2008 season.^[2] He finished seventh in the championship standings, with a best result of second place on four occasions.

After a season in Europe, Tsukakoshi made his debut in Formula Nippon in 2009 with HFDP Racing which run by Real Racing. He raced with them before move to Dandelion Racing. He competed with the team, and he managed to close to win the title, just lose out to Kazuki Nakajima by three points. In 2013, he returns to Real Racing, and he raced with them for six seasons. Tsukakoshi initially not compete for 2019 season, bu he replaces Tristan Charpentier after the first round because he had qualified two seconds off the pace in the first round and crashed heavily in the race. Tsukakoshi then race for the rest of the season.^[3] Real Racing announced it has withdrawn from the 2020 season thus left Tsukakoshi without a seat.^[4] He then moves to new team Drago Corse to cover for Tatiana Calderon who unable to enter Japan due to visa issues.^[5] Calderon missed Autopolis, Sugo, and the fifth round at Motegi and Tsukakoshi was her replacement.^{[citation needed]}

Tsukakoshi thn picked by the series to develop the new Dallara-built SF23 chassis as the test driver of Honda representative. Also he is part of new Threebond Racing formerly Drago Corse as an advisory.^[6]

Tsukakoshi made one race debut with Real Racing in 2008. After that he is the main driver for Real Racing from 2009 till now. He won many races in his Super GT career, and managed to get runners up in 2013.^{[citation needed]}

(key) (Races in bold indicate pole position) (Races in italics indicate fastest lap)

(key) (Races in bold indicate pole position) (Races in italics indicate fastest lap)

(key) (Races in bold indicate pole position) (Races in italics indicate fastest lap)

Wikimedia Commons has media related to Koudai Tsukakoshi.

• Official website
• Koudai Tsukakoshi career summary at DriverDB.com