A composer, he is frequently in the employ of Gainax.
Legal name: 鷺巣詩郎
Shirō Sagisu (鷺巣 詩郎, Sagisu Shirō, born August 29, 1957) is a Japanese music producer and composer. With a career spanning over 35 years (beginning in the late 1970s), he is best known for his work as a record producer for acts including Misia, Satoshi Tomiie, and Ken Hirai. Sagisu has also worked as a film composer for several anime and films and is well known for his collaborations with Gainax, especially the soundtrack to Hideaki Anno's series Neon Genesis Evangelion. He won the Tokyo Anime Award for Best Music in 2010 for Evangelion: 2.0 You Can (Not) Advance.