Housoushitsu no Kigurumi Girl
Japanese title: 放送室の着ぐるみガール
Type: ONA
Source: Original
Episodes: 12
Status: Finished Airing
Aired: Dec 30, 2023 to Apr 6, 2024
Duration: 5 min per ep
Rating: PG-13 - Teens 13 or older
Genres: Comedy
Themes: School

Nao Kurusu transferred to an all-girls school in the countryside after her father's job move. While she was trying her best to get used to the new school, she runs into someone in her class wearing a costume. Why are there costumes at school? Who is inside this costume? Nao is curious and tries to find out their identity but...!?

(Source: Official site, translated)