Momoyo Koyama (Japanese: 小山 百代, Hepburn: Koyama Momoyo, born November 30, 1995)[2] is a Japanese actress, voice actress and singer from Sapporo, Hokkaido, who is affiliated with Stardust Promotion.
[5] On April 23, 2020, it was announced Koyama will take a hiatus in May due to vocal cord surgery.
[7] Koyama became affiliated with the Sapporo-based acting office Egg in 2007, and she would begin performing in several theatrical plays in Hokkaido.
[7] After passing an audition held by the talent agency Stardust Promotion, she became affiliated with them in 2017 and moved to Tokyo.
[4][7] In 2017, Koyama was cast as Karen Aijō, the protagonist of the multimedia franchise Revue Starlight.