Mashiro no Oto Mini
Japanese title: ましろのおと ミニ
Type: ONA
Episodes: 33
Source: Manga
Genres: Slice of Life
Studios: AQUA ARIS
Producers: IMAGICA Lab.
Duration: 1 min per ep
Rating: PG-13 - Teens 13 or older

Mini Mashiro no Oto anime released on the official Twitter account.