LP 4023 : Folk music from Japan, the Ryukyus, Formosa, and Korea [sound recording] / Collected and edited by Genjirō Masu [pseudonym] Notes and texts on Japan prepared by Otome Daniels, R. P. Dore, and C. J. Dunn; on Ryukyus, by F. J. Daniels; and on Korea, by Zong in Sob.