Jurai is the main character in Inou-Battle wa Nichijou-kei no Naka de. He belongs to the school's Literature Club and possesses a superpower known as "Dark and Dark." Jurai is a tall teenager with black hair and green eyes. His typical attire consists of his school uniform, which includes a red coat, white shirt, blue tie, white pants, and light brown shoes. When using his ability, he raises the sleeve of his right arm to the elbow. Despite being affected by Chuunibyou Syndrome, Jurai has developed a carefree personality that accepts others' flaws with ease. Upon gaining his superpower, he expressed excitement, stating that while it may not be particularly useful, he still cherished it because every man desires one.