Yui Sakuma (佐久間 由衣, Sakuma Yui, born March 10, 1995) is a Japanese actress born in Yokosuka City, Kanagawa Prefecture. Her nickname is Saku-chan. She belongs to Platinum Production. Yui Sakuma (佐久間 由衣, Sakuma Yui, born March 10, 1995) is a Japanese actress born in Yokosuka City, Kanagawa Prefecture. Her nickname is Saku-chan. She belongs to Platinum Production.