Kara no Kyoukai 6: Boukyaku Rokuon

劇場げきじょー版ばん 空そらの境界きょーかい the Garden of sinners 第だい六ろく章しょー『『忘却ぼーきゃく録音ろくおん』』

January 1999: Apprentice mage Azaka Kokutou, Mikiya's younger sister, has been ordered by her mentor, Touko Aozaki, to investigate a certain incident in which fairies steal the memories of students at Azaka's school, Reien Academy. Azaka launches an investigation with the help of Shiki.