Kosuke Sakaki (さかき 孝輔, Sakaki Kōsuke, born May 19, 1964) is a Japanese actor and voice actor from Nagano Prefecture. He is affiliated with Kakehi Production. He formerly was affiliated with D-Color. His hobbies and special skills are watching movies, riding motorcycles, and making independent films. In addition to acting in television series, films and plays, he also appears in anime and dubbing as a voice actor.