Mami Yamasaki (山崎 真実, Yamasaki Mami?, born September 20, 1985) from Osaka is a Japanese gravure idol, or bikini model, and actress. Her photos frequently show her in provocative poses. Yamasaki has done television commercials for the Japanese convenience stores Circle K and Sunkus, and appears in GoGo Sentai Boukenger as Shizuka of the Wind, a member of Dark Shadow and a principal villainess. She has also appeared on the Japanese television show Hey! Spring of Trivia. She is also to appear in Chō Ninja Tai Inazuma!! SPARK. One of her best aspects is demonstrating her talents as a gymnst.
In the level Graniny Gorki Lab 1F of the PlayStation 2 video game Metal Gear Solid 3: Subsistence, there is a poster of Mami Yamasaki on the office wall.