Koichiro Nishi (西 興一朗, Nishi Koichirō, lahir 17 Oktober 1979
) adalah seorang aktor asal Jepang. Dia mulai berkarier di dunia film sejak tahun 2002, dan dia dikenal dengan peran-perannya dalam serial tokusatsu dan drama: sebagai "Ryouga Hakua / AbaRed" dalam serial Super Sentai Bakuryuu Sentai Abaranger.
Koichiro Nishi sekarang berada di bawah manajemen artis General Entertainment Team.
Drama televisi
- Koukou Kyoushi (episode 1) (TBS, 2003)
- Bakuryuu Sentai Abaranger (TV Asahi, 2003 - 2004) - Ryouga Hakua / AbaRed
- DREAM MAKER TV: 1 minutes (Machiawase)"
- Joi, Yuu ~Aozora Clinic~ (Fuji TV, 2004) - Tomoya Hirose
- Kyoto Chiken no Onna (TV Asahi, 2005) - Kentaro Azuma
- Yokoyama ya sushi Full Throttle ~Aba Naruto Jun'ai Monogatari~ (KTV, Maret 2005) - Hajime Honda
- Koisuru Nichiyoubi (Serial kedua) (episode 14) (BS-i, 3 Juli 2005) - Yuichi Ichikawa
- 7-Nin no Onna Bengoshi (episode 2) (TV Asahi, 2006) - Tatsuya
- Seibyou Sensei (GyaO, 2006) - Tomohiro Yoshida
- Road to Away Game (BS Nittele, 2006) - Hajime
- Asadora: Imotako Nanki (NHK, 2006 - 2007) - Nobuo Hanaoka
- Drama 30: Mikon Roku Shimai (TBS, 2006) - Koji Enomoto
- Inugoe (TVK / TVS / Chiba TV, 2006)
- Saturday Wide Gekijou: Kyuukyuu Kyuumeishi, Saori Makita (TV Asahi, Februari 2007) - Kazuya Takimoto
- Saturday Wide Gekijou: Onsen (Hi) Daisakusen 4 (ABC, Juli 2007) - Katsuhiko Shibano
- Ai no Gekijou: Ie ni Gojo ari (TBS, 2007) - Koji Sakai
- Wednesday Mystery 9: Mikkai no Yado 6 (TV Tokyo, September 2007) - Kenji Yasunaga
- Glass no Kiba (CBC, Oktober 2007) - Tatsuo Nishiyama
- Saturday Wide Gekijou: Shin Keishichou Josei Sousahan (TV Asahi, November 2007) - Kenichi Nagai
- Kimi no Nozomu Shi ni Gata (wowow, Maret 2008)
- Saturday Wide Gekijou: Shokatsu no Onna ~Shinjuku Nishisho, Keijika Kyoukou Han Gakari (TV Asahi, 17 Mei 2008) - Toshihiko Kasai
- The Prologue: Nukumi~zu 7: Hi Kanshisha (Fuji TV, 23 Mei - 12 Juni 2008) - Yamasaki
- Saturday Wide Gekijou: Taxi Driver no Suiri Nisshi (TV Asahi, 13 September 2008) - Tetsuo Miyamoto
- Joshidaisei Kaikeishi no Jikenbo (episode 3) (BS-i, 22 Oktober 2008) - Takaya Mouri
- Omiya-san (serial ke-6) (episode 6) (TV Asahi, 11 Desember 2008) - Shogo Kishida
- The Prologue: Nukumi~zu 7 (episode final) (Fuji TV, 26 Desember 2008) - Koji
- Tokyo Shoujo Hinata Senho (episode 3) (BS-i, 17 Januari 2009) - Koji Toyota
- Ultraman Arc (2024)
Video orisinal
- Bakuryuu Sentai Abaranger Super Video: The All-Bakuryuu Roaring Laughter Battle (2003) - Ryouga Hakua / AbaRed
- Bakuryuu Sentai Abaranger vs. Hurricaneger (Toei, 2004) - Ryouga Hakua / AbaRed
- Tokusou Sentai Dekaranger vs. Abaranger (Toei, 2005) - Ryouga Hakua / AbaRed
- Namba Kinyuu Den, Minami no Teiou 34: Burando no Juuatu (K.S.S.M.E., 2006) - Ryou Uesaka
- Issai Nai Satsui ~Orino Norio no Jikenbo~ - Kenta Tange
- Namba Kinyuu Den, Minami no Teiou 35: Ginjiro vs. Yonige Ya (K.S.S.M.E., 2006) - Ryou Uesaka
- Namba Kinyuu Den, Minami no Teiou 36: Shikumareta Kekkon (K.S.S.M.E., 2006) - Ryou Uesaka
- Namba Kinyuu Den, Minami no Teiou 37: Dohyou Giwa no Densetsu (K.S.S.M.E., 2007) - Ryou Uesaka
- Drift 5 - (Geneon Entertainment, 2007) - Shin'ichiro
Teater
- 1, 2, Chuuzai-san Daaa~!! Asahi Housou (2004)
- "Face in Face" dari karya Playmate (2005) - Shusuke Satonaka
- Douki no Zakura -Kimi ni meguri Aitai- (2007) - Takehiko Kanzaki
- Lesedrama "Kujou no Tegami" (2007)
- Gakuen Heaven Musical ~Bell Liberty Prince~ (2008) - Kazuki Endo
- MURAISM (2008) - Goro Kimura