Toshihiko Sasaki (佐々木 俊彦 Sasaki Toshihiko), known also by his stagenames Jun Yuzuhara (柚原旬 Yuzuhara Jun) and Ryoma Sasaki (佐々木 竜馬 Sasaki Ryoma), is an actor and suit actor known for portraying Osamu Saionji/Cybercop Mercury in Dennou Keisatsu Cybercops. He once auditioned for the role of Kotaro Minami in Kamen Rider Black. In Super Sentai he portrayed First Lieutenant Zilong in Gosei Sentai Dairanger, being his only sentai role.