An anime of Type-Moon's Girls' Work project in the works at the studio ufotable. Eri Takenashi (Kannagi, Take Moon) is responsible for the original character designs. Meteor Hoshizora, a former scenario writer at the adult software studio Liar-soft, is handling the scripts.
The software studio Type-Moon (Fate/stay night) announced in 2008 that it was working on three projects, one of which was an all-ages adventure game called Girls' Work. However, since that announcement, Type-Moon had not discussed the project until now.
[Via Jam Guru, Moe Ota-News Sokuhō]
Update: More background information added.
Update 2: The website for Girls' Work is now online with a key image. More details will be in the sixth volume of Type-Moon Ace on Friday.