Mai Uchiyama (内山まい), formerly known as Yuu Sakura (さくら悠) and Rina Kawase (河瀬リナ), is a gorgeous Blonde Asian Japanese AV actress active from 2011 to 2016. Retired in June 2016 and announced her marriage in the same month. As of February 2026, Yuu has amassed 1.1 million followers on Instagram and 26,300 subscribers on her YouTube platform.