found: Kawamura, S. Nara Kōen no shika, 1983: t.p. (Rikitake Tsuneji)
found: Chosakuken daichō, 1981 (Rikitake Tsuneji; b. 1/1/Taishō 10; prof., Tōkyō Daigaku Butsuri Gakubu)
found: His Daijishin e no junbigaku, 1984: t.p. (Rikitake Tsuneji) colophon (r; b. 3/21; prof., Nihon Daigaku Bunri Gakubu)
found: Kenkyūsha sōran, shizen, 1979: p. 424 (Rikitake Tsuneji; b. 3/30/21; prof. , Tōkyō Kōdai Rigakubu)
found: Practical approaches to earthquake prediction ... c1985: t.p. (T. Rikitake, Nihon Univ., Tokyo)