Satō was a finalist in
Morning Musume's Happy 8 Ki Audition. She joined AKB48 on December 20, 2008 as a seventh-generation member of its
Kenkyusei (trainees). Her first participation in an AKB48 single was on the B-side track of "
River" called "Kimi no Koto ga Suki Dakara" where she performed in the grouping Under Girls. She was promoted to full member in AKB48. On August 20, 2009, she took part in the AKB48 election and nationwide tour. On December 7, 2009, she joined
Horipro. Her first A-side single for the group was "Chance no Junban". On May 21, 2010, she was promoted to Team B during Team shuffle. On August 24, 2012, she was shuffled to become a member of Team A. On April 25, 2014, she was transferred to
SKE48's Team E. She graduated from SKE48 Team E on January 7, 2018. She retired from the entertainment industry afterward. On June of the same year, she became a freelance creator. ==Private life==