Shion Wakayama

Shion Wakayama (若山詩音; born February 10, 1998) is a Japanese voice actress from Chiba Prefecture, Japan. She joined the Himawari Theatre Group after being scouted at the age of three while accompanying her sister, then later moved from television acting into voice work. Her first lead role was Aoi Aioi in Her Blue Sky. She later went on to play Yume Minami in SSSS.Dynazenon, Takina Inoue in Lycoris Recoil, Ai Mie in The Girl I Like Forgot Her Glasses, Lemon Yakishio in Too Many Losing Heroines!, and Momo Ayase in Dandadan. More recently, Dandadan, where she voices Momo, has been tied to her increased visibility, alongside media coverage around Kirio Fan Club and MarriageToxin. She has also performed anime ending themes, including "Tsubasa (ツバサ)" for Mushoku Tensei, "CRAZY FOR YOU" for Make Heroine ga Oosugiru!, and "Lilithea no Uta" for Mata Korosarete Shimatta no desu ne, Tantei sama. In 2026, she won the Lead Voice Actor Award at the 20th Seiyu Awards.