Risako Murai (村井理沙子; born March 29, 1991, in Aichi Prefecture, Japan) is a Japanese voice actress and singer. She became interested in acting from an early age, and in elementary school, after seeing anime end credits, learned that voice acting could be a profession. During high school she attended a local voice acting school. While studying at a university in Aichi, she also trained at the Production Ace Acting Institute, traveling to Tokyo by overnight bus for weekly lessons.
From April 2010 she was active as 常滑セラ for 知多娘。, graduating from the role in November 2012. She made her voice acting debut in 2011 as 倉部勝代 in R-15. In music, she performed "Hatsukoi Winding Road", the ED of Date A Live.
She later served as the leader of アニ☆ゆめproject. On December 18, 2021, it was announced that the unit would end its activities at the close of fiscal 2021, while she would continue working as a voice actress. She left Production Ace on July 31, 2022, worked briefly as a freelancer, and joined Think Rich（合同会社CYBER CONTENTS） in September 2022. Since October 2023 she has also been affiliated with Me2.
