Mana Ashida
Ashida's debut album, entitled "Happy Smile!", was released in Japan on 23 November 2011. It debuted at the 8th position on the Oricon weekly charts, making Mana Ashida the youngest artist, at 7 years 5 months old, to have an album in the top 10 position. She beat the previous record of 13 years and 8 months set in 1974 by Canadian singer Rene Simard.