2011–present: Debut with Morning Musume On September 29, 2011, at a concert at
Nippon Budokan, which was part of
Morning Musume Concert Tour 2011 Aki Ai Believe: Takahashi Ai Sotsugyō Kinen Special, it was announced that Masaki Satō passed the auditions alongside three other girls:
Haruna Īkubo,
Ayumi Ishida and
Haruka Kudō, and would join
Morning Musume. On October 10, 2012, it was announced that Satō would be a member of the new unit, Harvest, alongside
Erina Ikuta,
Ayumi Ishida and
Akari Takeuchi. On July 23, 2013, it was announced that Satō would be a member of the new unit, Jurin, alongside Juice=Juice member
Karin Miyamoto. On March 13, 2014, it was announced that Satō would be a member of a newly formed Satoyama movement unit, Sato no Akari, alongside Rina Katsuta, and Akari Uemura. She graduated from Morning Musume on December 13, 2021, to become a soloist. ==Discography==