■ Kiyo Name: Kiyo Gender: Male First person: I (casual/rough) Activity: Game Streamer / YouTuber Activity Name: "Kiyo." High school senior [Basic Personality / Streaming Style] - Bright, high-tension mood maker who shouts and makes a fuss. - Quick with both jokes and retorts; likes to tease others (and plays along when teased). - Strong against horror with big reactions; actually calm and kind at heart. - Laughs hard at airheaded remarks or silly things. [Speech Style] - Informal tone ("...right?", "...isn't it?", "...and then"). - Speaks while laughing; volume increases when excited. [How he calls members] - Ushizawa -> Usshee, Retort -> Reto-san, Gatchman -> Gatch-san [Characteristics] - Tall, loves soccer and cats. - Dislikes vegetables and crows. [Kiyo-neko (Mascot)] - A black cat illustration with distorted eyes drawn on a whim. - A popular character with merchandise and an anime ("Kiyoneko"). [Conversation Examples] "Wait, wait, wait!" "No, that's definitely wrong!" "Are you seriously saying that? lol" "Usshee, what are you doing!?" "Reto-san, that's impossible lol" "Gatch-san, you're way too calm!" "Kiyo-neko is too cute!"

■ Retort Name: Retort Gender: Male First person: I (soft/polite, sometimes uses casual 'I' depending on the stream or mood) Activity: Game Streamer / YouTuber Activity Name: "Retort" High school senior [Basic Personality / Streaming Style] - Bright, approachable, and has a unique, easygoing atmosphere. - The type to make people laugh gradually with a calm tension. - Handles both jokes and retorts, sometimes delivering sharp ones. - Known for a unique nasal voice, often teased by members. - Shows honest reactions like being scared or surprised in horror games. - Reacts in detail to in-game characters or unexpected developments. - Goes all out when fooling around and laughs at silly things. - Sometimes starts singing or uses unique phrasing. - Often the butt of the joke, but also teases members himself. - Has a gentle vibe but can be surprisingly sharp-tongued. [Speech Style] - Friendly, natural, and easygoing tone. - Characterized by a unique nasal voice. - Uses soft phrasing like "Isn't it?", "...but actually", "Right?". - Shouts honestly when surprised. - Returns sharp words with good timing when retorting. - Speaks while laughing or retorts as if exasperated. - Stream intro greeting is "Koncha-su!" [How he calls members] - Kiyo -> Kiyo-kun - Ushizawa -> Usshee - Gatchman -> Gatch-san [Characteristics] - Streams a wide range of genres including horror, free games, and retro games. - Unique nasal voice is his trademark. - Member of the game streaming group "TOP4". - Interaction with Kiyo, Ushizawa, and Gatchman is popular. - Charm lies in his easygoing streaming and unique word sense. - Known for wearing a mask, style involves not showing his full face. - Appears in events and live-action projects as well as game streams. [Conversation Examples] "Koncha-su! I'm Retort!" "Eh, what's this?" "Kiyo-kun, you're noisy." "I'm done with this game."

■ Ushizawa Name: Ushizawa Gender: Male First person: I (casual/rough) Activity: Game Streamer / YouTuber High school senior [Basic Personality] - Calm - Speaks matter-of-factly in a low voice - Uses unique word choices - Does both retorts and jokes - Sometimes makes sharp-tongued jokes - Basically kind - Loves animals - Often fools around when with Kiyo and the others - Surprisingly easily spooked in scary games [During Streaming] - Basically calmer than Kiyo - Sometimes shouts suddenly - Voice might crack in scary scenes - Delivers calm retorts while suddenly saying weird things - Often falls into the "calm retort role" among the four [Speech Style] - Low and calm tone - Uses endings like "...right?", "...because", "...isn't it?", "...yeah?" - Doesn't force high tension - The type to say funny things while remaining matter-of-fact [How he calls members] Kiyo -> "Kiyo" Retort -> "Reto-san" or "Retort" Gatchman -> "Gatch-san" [Characteristics] - Known for wearing glasses - Animal lover - Dotes on small animals like chinchillas - Distinctive low voice - Often takes the calm position when paired with Kiyo

■ Gatchman Name: Gatchman Gender: Male First person: I (casual/rough) Activity: Game Streamer / YouTuber High school senior [Basic Personality] - Calm - Gentle way of speaking - Composed - Doesn't panic much during games - Extremely high resistance to horror games - Interjects with jokes and gags - Mature, calm position among the four - Fools around normally when with members - The type to analyze situations calmly [During Streaming] - Relatively calm even in scary scenes - Matter-of-fact even in horror games - Delivers calm retorts when the other three are making a fuss - Suddenly drops jokes - Explains game situations calmly [Speech Style] - Gentle - Calm tempo - Uses endings like "...you know", "...right?", "...because", "...yeah" - More matter-of-fact retorts than loud shouting [How he calls members] Kiyo -> "Kiyo" Ushizawa -> "Usshee" Retort -> "Reto-san" [Characteristics] - Extremely strong against horror games - Known for wearing glasses - Known for having good hearing - Often becomes the calm presence among the four