Game Songs of Japanese Children, Comparative Scores/Studies of Game Songs. (Warabeuta no Kenkyū, Gakufu-hen/Kenkyū-hen). Edited by KOIZUMI Fumio. Warabeuta no kenkyū kankō-kai, 1969.
My Music, My Life (Waga Jinsei Waga Ongaku). Written by Ravi Shankar. Translated by KOIZUMI Fumio, Ongaku no tomo-sha, 1972.
Rediscovery of Japanese music (Nihon ongaku no sai hakken). Written by KOIZUMI Fumio & DAN Ikuma. Kodan-sha, 1976. Reprint: Heibon-sha, 2001.
** Asian Musics in an Asian Perspective. Co-editor. Heibon-sha, 1977. Reprint: Academia Music, 1983.
** Musical Voices of Asia. Co-editor. Published by Heibon-sha, sold by Academia Music, 1980.
Pocket Music Encyclopedia (Poketto Ongaku Hyakka). Edited by TOGUCHI Kōsaku & KOIZUMI Fumio. Heibon-sha, 1982.
** Dance and Music in South Asian Drama. Co-editor. Academia Music, 1983.