Keikyo hibun kenkyu. The Nestorian monument in China, Place: Publisher, era 44 [1911].
The Nestorian Monument in China, London: SPCK, 1916, nytt opptrykk 1928.
The luminous religion, a study of Nestorian Christianity in China, with a translation of the inscription upon the Nestorian tablet, med Mrs. C. E. Couling, London: Carey press, 1925.
Roma ho koyo, 1927.
Keikyo no kenkyu, Tokyo: Toho Bunka Gakuin Tokyo Kenkyujo-- Hatsubaijo Bunkyudo Shoten, Showa 10 [1935]; nytt opptrykk Tokyo: Meicho Fukyukai, Showa 53 [1978 & 1980].
Artikler i Journal of the North China Branch of the Royal Asiatic Society fra 1932 til 1936.
Nestorian Documents and Relics in China, Tokyo: Toho bunkwa gakuin: The Academy of oriental culture, 1937; 2. utg. Tokyo: Maruzen, 1951. Dette er en engelsk forkortet utgave av Keikyo no kenkyu.
Catalogue of the Nestorian literature and relics, Tokyo:Maruzen, 1950.
Chūgoku ni okeru Keikyo suibo no rekishi, Kyoto:Habado Enkei Doshisha Toho Bunka Koza Iinkai, Showa 30 [1955].
Roma-teikoku Kirisutokyo hogo kitei no kenkyu, Place: Publisher, 1957.
Saeki Yoshiro iko narabini den, Place: Publisher, Showa 45 [1970].