九条 和泉

The energetic and friendly younger brother of Kujou Hatsune, the school chairman. From the moment they met, Izumi instantly saw Masanobu as his best friend. He constantly faces bullying from his older sister, finding it difficult to defy her commands. With his energetic and friendly nature, Izumi gives off a carefree vibe, but he is actually quite intelligent, consistently ranking within the top 30 of his grade, and he even surprises everyone when he reveals his talent for cooking delicious curry. Additionally, he harbors a waterphobia and struggles with interacting with young children.