クリムゾン・キングの宮殿
Atsushi Ii, previously known for directing "Patapon", is leading the development team as director. Atsushi Ikariya, responsible for character designs for "Fate/Zero", will also be designing the characters for "Natural Doctrine" alongside ufotable. The game's composer will be Noriyuki Asakura, who has in the past created music for "Rurouni Kenshin". The producers are Yoshimi Yasuda and Kensuke Tanaka. The game's ending theme song is "In the Court of the Crimson King" by King Crimson.