TV anime Princess Principal（プリンセス・プリンシパル）will be released in Summer this year along with a newly annouced spin-off mobile game, Princess Principal Game of Mission. The mobile game will be ready for pre-registration on 30th June.
Princess Principal is an original TV anime about five school girls who also work as secret agents in the nineteenth-century London.
▼ Princess Principal’s preview
Official game website|Official anime website