Tsukihi Araragi

Tsukihi Araragi, the youngest sibling in the Araragi family and protagonist of Tsukihi Phoenix, is a unique character. While her older sister Karen prefers outdoor activities, Tsukihi remains indoors, engaging in various hobbies. Despite her calm demeanor, she's known for her frequent changes in hair style, reflecting her unpredictable nature. Her short fuse and episodes of hysteria, as described by Koyomi, add to her intriguing and often comical persona, making her a beloved figure in the anime.