Zaitōki From Wikipedia, the free encyclopedia Zaitōki (在唐記, Zaitōki) is an 858 C.E. book by Japanese scholar and monk Ennin.[1] In part of the book he describes Sanskrit sounds.[2] ↑ Bjarke Frellesvig (2010). A History of the Japanese Language. Cambridge University Press. ISBN 9781139488808. Retrieved 27 February 2017. ↑ Charles, Orzech; Sørensen, Henrik; Payne, Richard (2011). Esoteric Buddhism and the Tantras in East Asia. BRILL. p. 993. ISBN 9789004184916. Retrieved 21 July 2017. Related Articles