Kōichirō Nishi

is a Japanese actor who is affiliated with CES. He played the role of Ryoga Hakua (Aba Red) in the 2003 Super Sentai TV series Bakuryū Sentai Abaranger.

Biography Nishi debuted as a model in 2002. In 2003, he starred in Bakuryū Sentai Abaranger as Ryoga Hakua/Aba Red. In 2014, Nishi reprised that role in Zyuden Sentai Kyoryuger vs. Go-Busters: The Great Dinosaur Battle! Farewell Our Eternal Friends. On May 5, 2015, he was married.

Filmography

TV series Year Title Role Network Other notes 2003–2004 Bakuryū Sentai Abaranger Ryoga Hakua/Aba Red TV Asahi Main Role 2009 Tokyo Girl Koji Toyota BS-TBS Episode 3Kamen Rider W Kenji Kurata/Arms Dopant TV Asahi Episodes 15 and 16 2012 Ataru Yoichi Mori TBS Episode 10 2013 Galileo Fuji TV Episodes 10 and 11 2024–2025 Ultraman Arc Hiroshi Ban TV Tokyo Main Role

Films Year Title Role Other notes 2003 Bakuryū Sentai Abaranger DELUXE: Abare Summer is Freezing Cold! Ryoga Hakua/Aba Red Main Role 2004 Bakuryū Sentai Abaranger vs. Hurricaneger Ryoga Hakua/Aba Red Main Role 2005 Tokusou Sentai Dekaranger vs. Abaranger Ryoga Hakua/Aba Red Main Role 2007 Carved 2008 Chameleon 2014 Zyuden Sentai Kyoryuger vs. Go-Busters: The Great Dinosaur Battle! Farewell Our Eternal Friends Ryoga Hakua/Aba Red Main Role 2023 Bakuryū Sentai Abaranger 20th: The Unforgivable Abare Ryoga Hakua/Aba Red Main Role 2025 Ultraman Arc The Movie: The Clash of Light and Evil Hiroshi Ban Main Role