A collection of girls who are personified mushrooms by the artist oso. An artbook/mushroom encyclopedia was released in 2014 titled Oso-teki Kinoko Gijinka Zukan or oso's Kinoko Personification Pictoral Book, with an update that was released in 2016.
In late 2016 a 3D CG TV anime adaptation was announced titled Mori no Yousei Kinoko no Musume (Forest Fairies: Mushroom Girls) that aired in early 2017