Koudai Tsukakoshi

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

Formula Three
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. Tsukakoshi moved to Manor Motorsport and the Formula Three Euroseries for the 2008 season. He finished seventh in the championship standings, with a best result of second place on four occasions.

Super Formula
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. Real Racing announced it has withdrawn from the 2020 season thus left Tsukakoshi without a seat. He then moves to new team Drago Corse to cover for Tatiana Calderon who unable to enter Japan due to visa issues. Calderon missed Autopolis, Sugo, and the fifth round at Motegi and Tsukakoshi was her replacement.

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.

Super GT
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.

Complete Japanese Formula 3 results
(key) (Races in bold indicate pole position) (Races in italics indicate fastest lap)

Complete Super GT results
(key) (Races in bold indicate pole position) (Races in italics indicate fastest lap)

Complete Formula Nippon/Super Formula results
(key) (Races in bold indicate pole position) (Races in italics indicate fastest lap)