Lisa (リサ?) was a maid for Regiment Hex until they were defeated by Kinji. After the defeat of Regiment Hex and the end of the Far Eastern Warfare (FEW), she became Kinji's maid and enrolled into Butei High in the Ambulace department. She was mentioned in Volume 5 by Sherlock Holmes as the person Kinji is destined to be with.
Lisa has white skin with long white-pink hair going down to her waist. She wear long white stockings and a maid-style Butei uniform.