Columbia subject headings:
Biographies.
Composers--Japan--Biography.
Guitar music--Japan--History and criticism.
Koga, Masao, 1904-1978.
Mandolin music--Japan--History and criticism.
Harvard subject headings:
Composers--Japan--Biography
Guitar--Japan.
Koga, Masao, 1904-1978
Mandolin--Japan--History.
Princeton subject headings:
Composers--Japan--Biography.
Guitar and mandolin music--History.
Koga, Masao, 1904-1978.
Popular music--Japan--20th century.