His Ryūkyū Chūgoku ongaku hikakuron, 1987 t.p. (Ō Yōka; Chinese reading: Wang Yao-hua) colophon (r; Ō Yōka, Wan Yao Hoā; b. 1942; asst. prof., Fukken Shihan Daigaku Ongaku Gakubu)
His Chiao hsiang yin yüeh yü chiao hsiang yüeh tui, 1984 v. 1, t.p. (Wang Yao-hua)