Natsuki is typically portrayed as a serious, rational blue-haired female, as a foil to the lighthearted Mai Tokiha. She usually has Shizuru Fujino as a close friend. Natsuki always uses some type of gun as her weapon and she is usually associated with wolves, silver and the element ice. She also has a habit of flicking her hair with her right hand. She has a tendency to become irritated easily.