Kosagi  

, コサギ

A Dragon Knight named Kosagi, who was once in love with Karasu but turned against him after his betrayal. She also holds hatred towards Haruka due to her role in the betrayal. Her desire to understand led her to cut off her connection and stay to witness Karasus death. However, she eventually came to realize the truth and returned to Lacryma to destroy the main computer and stop the invasion. Kosagi's weapon is a bow-like device that can fire energy blasts, and her name means egret in Japanese.