藤井梨央 (Fujii Rio) is a former Japanese idol as a member and sub-leader the Hello! Project group Kobushi Factory. She was first introduced as a trainee at the 2013 test event on May 5, 2013 alongside five other girls. She was originally set to graduate from both Kobushi Factory and Hello! Project at the end of the Hello! Project 2017 SUMMER concert tour, however, her contract was cancelled on July 6, 2017.