Yoshihide Sasaki is a Japanese actor, voice actor, and singer born on October 4, 1987, in Tokyo, Japan. He is primarily known for his extensive work in stage musicals and live-action performances, but he has also taken on several roles in anime.

Sasaki made his debut as a voice actor in anime in 2009, providing the voice for the character Alexandrite in the series Kotatsu Neko. His most prominent anime voice role to date is that of Mitsunari Ishida in the 2017 anime series Sengoku Night Blood. This series is an adaptation of a mobile otome game, and Sasaki reprised his role from the original game for the anime.

Outside of his work in anime, Sasaki has a well-established career in theater. He gained significant popularity for his portrayal of Kuranosuke Shiraishi in the musical adaptations of The Prince of Tennis, a role he performed from 2008 to 2010. His stage career includes a wide range of notable productions such as Black Butler, The Nightmare Before Christmas, and musicals based on popular franchises like Touken Ranbu, Persona 5, and Demon Slayer: Kimetsu no Yaiba, where he has played the role of the primary antagonist, Muzan Kibutsuji. In the voice acting field, his work has been tied closely to game adaptations like Sengoku Night Blood, but his overall anime filmography remains limited with no recurring collaborations or major awards that can be verified from the available information.