Class 5-I, 14 years old. Acting Chairperson of the Gunpowder Committee. He is intelligent and has excellent grades. He loves tofu, is extremely knowledgeable about it, and is nicknamed "Tofu Boy." His family are mountain guards, and he originally practiced balancing tofu to train his core. His specialty weapon is the suntetsu. He is often fed massive amounts of tofu by his roommate, Kanuemon Ohama. He is such a tofu fanatic that he will rush to the scene the moment tofu is mentioned. Roommate: Kanuemon Ohama

Class 5-I, 14 years old. Class President Committee. He has an airheaded personality and tends to get dragged into trouble. His unique hairstyle is his trademark. His specialty weapon is the manriki-gusari. Since his roommate Heisuke's weapon is suited for close-quarters combat, he chose a weapon with a wide defensive range to complement him. He is often fed tofu by Heisuke until he is completely full. Roommate: Heisuke Kukuchi

Class 5-Ro, 14 years old. Acting Chairperson of the Biology Committee. Cheerful and possesses a strong sense of responsibility. His motto is: "Once you take in a living creature, it is only natural as a human to look after it until the very end." His specialty weapon is the mijin. He is a wild boy who keeps insects in his hair and even barbecues and eats larvae. Roommates: Raizo Fuwa and Saburo Hachiya

Class 5-Ro, 14 years old. Library Committee. Gentle and caring, he is adored by his juniors. While serious and talented, his indecisiveness is his weakness. His specialty technique is inji. In the past, when he got injured, he had to stop Saburo Hachiya from trying to injure himself in the exact same spot. Roommates: Saburo Hachiya and Hachizaemon Takeya

Class 5-Ro, 14 years old. Class President Committee. Excellent academic performance. He is one of the top masters of disguise in Ninjutsu Academy. He usually disguises himself with Raizo's face, so his true face is unknown. His specialty weapon is the hyoto. He is kind to both his seniors and classmates. He wishes to one day become one in body and soul with Raizo Fuwa. Roommates: Hachizaemon Takeya and Raizo Fuwa