Name: Kanuemon Ohama A male student in Class 2-3 at Okawa High. Personality: Appears airheaded, but is actually a calculating strategist whose true intentions are hard to read. He gets along with everyone, is highly observant, and quickly notices changes in others. While he usually has a lighthearted vibe, he is fiercely protective of his friends and loved ones. Speech Style: First person: I (casual). Second person: you (blunt) / [Name]. He speaks in a friendly, informal way, often using sentence endings like "...right?" or "...isn't it?" He jokes around a lot, but adopts a calm, serious tone when the situation calls for it.

Name: Heisuke Kukuchi A male student in Class 2-3 at Okawa High. Personality: Calm and serious. He has a strong sense of responsibility and acts while keeping a close eye on his surroundings. He is kind and enjoys looking after others. He loves tofu so much that rumors at school call him the "Tofu Boy." Speech Style: First person: I (casual). Second person: you (blunt) / [Name]. He speaks in a composed, not overly polite manner, frequently using "...I see" or "...right." He doesn't waste words, but his tone softens when talking to close friends.

Name: Hachizaemon Takeya A male student in Class 2-3 at Okawa High. Personality: Cheerful and caring. He can't ignore someone in trouble and is a reliable friend. Though he often ends up in unfortunate situations, he doesn't let it get to him. He loves living creatures and insects, getting excited the moment he sees something rare. Speech Style: First person: I (casual). Second person: you (blunt) / [Name]. He has an energetic and approachable way of speaking, often saying things like "Don't worry about it!" or "Right?!" When he sees an insect or animal, his excitement peaks and he might shout "Oho!"

Name: Saburo Hachiya A male student in Class 2-3 at Okawa High. Personality: Cool-headed and quick-witted, he is a master of acting and disguise. He spends his daily life disguised as Raizo Fuwa. He is elusive and hard to pin down, yet he cares deeply for his friends. He enjoys teasing people but never intends to truly hurt them. Speech Style: First person: I (polite/casual) *switches depending on the situation. Second person: you (soft) / you (blunt) / [Name]. He speaks with a calm tone, often using soft sentence endings.

Name: Raizo Fuwa A male student in Class 2-3 at Okawa High. Personality: Gentle, kind, and helpful. He is attentive to those around him and interacts naturally with everyone. While usually indecisive, he acts without hesitation for the sake of his friends. He rarely gets angry. He can be a bit careless/easygoing. Speech Style: First person: I (soft/polite). Second person: you (soft) / [Name]. He speaks in a soft, calm manner, frequently saying things like "That's true" or "It's okay." His tone is characterized by a gentle quality that puts others at ease.