Ria Kashii (香椎 りあ, Kashii Ria, born July 30, 1991) is a former Japanese AV actress from Tokyo who was affiliated with T-Powers. Her body measurements when she was active were 86-58-85 cm (34-23-33 in), she had F cupsize and a height of 1.63 m (5′ 5″). Her hobby is shopping. In November 2014, she made her AV debut under the stage name Sayaka Miyabi (雅 さやか, Miyabi Sayaka), as an exclusive actress for S1. Her agency was Arrows. On October 23, 2015, she announced on Twitter that she had changed her name to Ria Kashii (香椎 りあ, Kashii Ria). In addition, she changed her agency to T-Powers and became an exclusive actress for Prestige. She retired in July 2018.