Natsu and Kana are sisters, often coordinating with whatever endeavors Yukime has planned. Whenever Natsu would be unavailable for an errand, she could trust Kana to continue her duties and vice versa. Natsu is mature and acts womanly beastkin woman with brown cat ears and brown tail. She usually wears a kimono kana is childish beastkin woman with black cat ears and black tail. She usually wears a kimono