The Zen Poems of Ryōkan by Nobuyuki YuasaBurton WatsonMN 37:1 (1982) pp. 123–26 → jstor.org/stable/2384298ShareFour Japanese Travel Diaries of the Middle Ages by Herbert Plutschow, Hideichi FukudaAs the Japanese See It: Past and Present by Michiko Y. Aoki, Margaret B. Dardess