​From Wikipedia, the free encyclopedia.   Tatsuya Nakadai (仲代 達矢 Nakadai Tatsuya, born Motohisa Nakadai December 13, 1932) is a Japanese leading film actor. He became a star after he was discovered working as a Tokyo shop clerk by filmmaker Masaki Kobayashi during the early 1950s. He became the favorite leading man of internationally-acclaimed director Akira Kurosawa after a well publicized fallout between Kurosawa and the legendary Toshirō Mifune. Beginning in the late 1950s, he worked with a number of Japan's best-known filmmakers, sta…