Taro Iwashiro (岩代 太郎, Iwashiro Tarō, born May 1, 1965, in Tokyo) is a Japanese composer.

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Iwashiro has composed the music for many Japanese television series and films. He has composed for both Red Cliff films, Shinobi: Heart Under Blade, Azumi, The Prince of Tennis, Rurouni Kenshin: The Motion Picture, and the Korean film Memories of Murder. He was also lead composer for the Capcom video game Onimusha 2: Samurai's Destiny.^{[citation needed]} Iwashiro has often led the Tokyo Metropolitan Symphony Orchestra for his soundtracks, including the 2005 taiga drama Yoshitsune and 2008 film Red Cliff.^{[citation needed]}

He also composed the opening song for a video game, Breath of Fire IV (2000).^[1]

• Rurouni Kenshin: The Motion Picture (1997)
• The Dog of Flanders (1997)
• Aoi Tokugawa Sandai (2000)
• Memories of Murder (2003)
• Spring Snow (2005)
• Sinking of Japan (2006)
• Red Cliff (2008)
• Shodo Girls (2010)
• Fullmetal Alchemist: The Sacred Star of Milos (2011)
• Rengō Kantai Shirei Chōkan: Yamamoto Isoroku (2011)
• Our Homeland (2012)
• Ask This of Rikyu (2013)
• Gargantia on the Verdurous Planet (2013)
• Unforgiven (2013)
• Kiki's Delivery Service (2014)
• The Crossing (2014)
• The Heroic Legend of Arslan (2015)
• Kado: The Right Answer (2017)^[2]
• A.I.C.O. -Incarnation-^[3]
• Manhunt (2017)
• Uma Musume Pretty Derby (2018)
• Aircraft Carrier Ibuki (2019)
• The Journalist (2019)
• Fukushima 50 (2020)
• Mother (2020)
• A Family Separation from the Underworld (2021)^[4]
• It's a Flickering Life (2021)^[5]
• Unlock Your Heart (2021)^[6]
• Prior Convictions (2022)^[7]
• Tsuki (2023)^[8]