Sakuya Kyougetsu (凶月咲耶, Kyougetsu Sakuya) is one of the main characters of the novel Kajiri Kamui Kagura, and the main heroine of the Paradise of Bloodstained Flowers story. She is a member of the Eastern Expedition and is the sister of Keishiro Kyougetsu and the Reincarnation of Helga Ehrenburg, the deceased mother of Wilhelm Ehrenburg. During the chaos caused by Hajun's law, Sakuya and her brother would be ambushed only to survive the onslaught and liberate at the cost of losing power.