Masahiro Andoh (安藤 正容, Andō Masahiro, born September 16, 1954) is a Japanese composer and Guitarist from Chikusa, Nagoya, Aichi Prefecture, Japan. From 1976 to 2021 he was the Guitarist and Leader of the Japanese Jazz-Fusion band T-Square. He was also one-third of Ottottrio, a supergroup led by three Japanese guitarists: himself, Hirokuni Korekata of KORENOS and Issei Noro of Casiopea.