“ The list of his books on Japanese subjects tells its own tale: Glimpses of Unfamiliar Japan (1894) ; Out of the East (1895) ; Kokoro (1896) ; Gleanings in Buddha Fields (1897) ; Exotics and Retrospections (1898) ; In Ghostly Japan (1899) ; Shadowings (1900) ; A Japanese Miscellany (1901) ; Kotto (1902) ; Japanese Fairy Tales and Kwaidan (1903) , and (published just after his death) Japan, an Attempt at Interpretation (1904) , a study full of knowledge and insight. ”

“ He became a teacher of English at the University of Tokyo, and soon fell completely under the spell of Japanese ideas. He married a Japanese wife, became a naturalized Japanese under the name of Yakumo Koizumi, and adopted the Buddhist religion. ”