This is the 4297th most frequent Japanese word.
円仁
"円仁" (Ennin) is a Japanese name, primarily referring to a famous Buddhist monk and scholar of the Heian period.
円仁 is used as a proper noun referring to a historical figure in this sentence.
円仁は有名な僧侶でした。
Ennin was a famous monk.
円仁 is used to attribute authorship of a work to this figure.
彼は円仁が書いた本を読んだことがあります。
He has read a book written by Ennin.
円仁 is referenced in relation to stories or accounts involving him.