Suzuna

Suzuna  (スズナ, Suzuna) is the younger sister of Serina also ninja (along with Seirina), posing as villagers to Sango in the demon slayer village. That night, the sisters attempt to steal Sango's weapons in order to fight demons to avenge their father's death. Both sisters come from the Ninja clan after their father was killed by demons. But Sango warned them the weapons are actually made by demons. Later, The Sisters are saved by Inuyasha and gang. Both go on their own journey in the end.