Isao Kikuchi (?? ?, Kikuchi Isao, born 1 November 1958) is a Japanese Roman Catholic prelate and professed member from the Divine Word Missionaries who has been serving as Archbishop of Tokyo since his appointment in 2017.
He was a former worker in the missions of Ghana in Western Africa.
Prior to his installation as Archbiship of Tokyo, he had served as the Bishop of Niigata since 2004 when he was first named as a bishop.Kikuchi serves as the current President of Caritas Japan as well as for Caritas Asia.
He also serves as a member of the Representative Council of Caritas Internationalis.