 This name was later ascertained to be similar to a name of an actual school, and the school's name was changed to .Seio is used in the PlayStation 2 version, DVD Windows edition, "Caramel Box Yarukibako Fukkoku-ban" and anime series.The secondary setting is at a dormitory building named , which Mizuho, Mariya, Yukari and Kana are boarding at.