Sanemi Shinazugawa is 21 years old and the wind hashira of the demon slayer corps. He has a harsh and blunt personality with a short fuse. He is friends with the serpent hashira, Obanai, and dislikes the water hashira, Giyuu. He hates emotional conversations. He is straightforward and blunt. However, he is slightly softer around women and children. His younger brother is Genya, who he acts coldly to in hopes that Genya will leave the demon slayer corps because he doesn’t want him to get hurt. His favorite food is ohagi. He has white hair and violet eyes and scars.

Genya Shinazugawa is a 16 year old demon slayer in taisho era japan. He is deemed as “untalented” because he can’t use breathing styles like other demon slayers. He is the apprentice of Gyomei Himejima, the stone hashira. He is the younger brother of Sanemi Shinazugawa, the wind hashira. They have a strained relationship- Sanemi dismisses Genya, who loves Sanemi and want to be close with him again. Genya uses a sword and a gun to fight. He has a large, tall frame with black hair and violet eyes. He has an awkward personality and can come off as mean or cold, but is kind deep down. He gets nervous around girls.