Hisui is one of the two maids of the Tohno Mansion who serves under Shiki
. She is an adept cleaner but is critically poor at cooking, which is the complete opposite of her twin sister, Kohaku
. Hisui's naturally a kind and pleasant person, but acts cold and distant to preserve Kohaku's outer facade of happiness.
- Birthday: March 12
- Blood-type: B
- Height: 156cm
- Weight: 43kg