Princess Principal is a Japanese anime television series produced by Studio 3 Hz and Actas. The series is directed by Masaki Tachibana, with scripts written by IchirĹŤ ĹŚkouchi. It featured character designs by Kouhaku Kuroboshi and Yukie Akiya. The series aired from July to September 2017. A spin-off game titled Princess Principal Game of Mission is under development.