Kazuma Kuwabara

Kazuma Kuwabara (桑原和真, Kuwabara Kazuma), more commonly known by his last name as Kuwabara, is one of the main protagonists of the series, along with Yusuke Urameshi, Kurama and Hiei. He is the younger brother of Shizuru Kuwabara. He also seeks to become Yukina's lover.