^The Japan biographical encyclopedia & who's who: Issue 3 Rengō Puresu Sha - 1964 "FUKAI Shiro (1907- ) Composer. Musical critic. Born in Akita Prefecture. Graduated from the Science Section of the Seventh Higher School (1927), entered the Imperial Music School and learned composition and its theory."
^The Japan biographical encyclopedia & who's who: Issue 3 Rengō Puresu Sha - 1964 "FUKAI Shiro (1907- ) Composer. Musical critic. Born in Akita Prefecture. Graduated from the Science Section of the Seventh Higher School (1927), entered the Imperial Music School and learned composition and its theory."