Sanyo Gakuen University (山陽学園大学, San'yō gakuen daigaku) is a private university in Okayama, Okayama, Japan. The predecessor of the school, Sanyo Eiwa Women's School, was founded in 1886, and was chartered as a junior college, Sanyo Gakuen College in 1969. The four-year college, Sanyo Gakuen University, was established in 1994.