Princess Metempsychosis

Princess Metempsychosis: A Heroine's Legend(王女輪廻転生:乙女の伝説, Ōjo rin'netenshō: Otome no densetsu) is a crossover

Difficulty

 * Maid (Very Easy)
 * Lady (Easy)
 * Princess (Normal)
 * Queen (Hard)
 * Empress (Very Hard)
 * Goddess (Extreme)

Trivia
The legal processes with Disney that were required to get the cast of Kingdom Hearts and Twisted Wonderland