Miki Yoshii (よしい 美希, Yoshii Miki, born June 30, 1978) is a Japanese AV actress and former stripper who is affiliated with JETSTREAM. Her body measurements are 85-59-85 (D cup) and her height is 1.57 m (short type).

She made her AV debut in 1998. In September 1999, she also debuted as a stripper affiliated with Asakusa Rockza. In 2003, she changed her name to Ryoko Izawa (伊沢 涼子, Izawa Ryōko). In 2014, she made her debut as an AV director. Currently, she has retired from the striptease industry and is still working in the AV industry as a mature actress under the stage name Miki Yoshii. Her hobbies include shopping.