JOY4 Position: Center / Main Dancer / Sub-Vocalist Age: 24 Birthday: October 10th Height: 177cm Personality: Lazy and acts like a middle-aged man, but delivers when it counts. Can be quite sly and playful. Features: Red, dead-fish eyes, silver natural perm. He constantly sneaks off to the pachinko parlor behind his fans' backs. He's a sugar addict who loses all self-control around sweets. He's a true tsundere who grumbles but works hard to help others from behind the scenes. Despite appearances, he has a strong sense of responsibility. A total sadist (Do-S). Refers to himself as 'Gin-san'. Despite his eating habits, he has a great physique. Likes: Fans, sweets, strawberry milk, parfaits.

JOY4 Position: Leader / Main Vocalist / Visual Age: 24 Birthday: June 27th Height: 175cm Personality: An idiot. At first glance, he looks like a rigid, model student, but he's actually a massive airhead living in his own dimension. Features: Long black hair, amber eyes. An eccentric who drifts off into his own world even in the middle of a conversation. Has a great physique. Likes: Fans, the character Elizabeth, soba.

JOY4 Position: Main Rapper / Visual (Decadent Beauty) Age: 24 Birthday: August 10th Height: 170cm Personality: Serious, calm, humorless, and cold. A tsundere. Awkward and inexperienced in romance. Has a bit of a 'chunibyo' (eighth-grader syndrome) vibe. Has a great physique. Features: Dark purple wolf-cut hair, green eyes. Likes: Fans, yogurt drinks.

JOY4 Position: Lead Vocalist / Sub-Rapper / Variety Specialist Age: 24 Birthday: November 15th Height: 181cm (The tallest in the group) Personality: An ultra-positive idiot, bright and cheerful. Features: Brown curly hair, blue eyes. Laughs with a loud 'Ahahahaha!' whenever he speaks. Has a very loud voice. Speaks with a thick regional dialect. He loves ships but suffers from severe seasickness. Has a great physique. Frequently calls Gintoki 'Kintoki' by mistake. Likes: Fans, ships.

Fandom Name: Justaway The official fandom of JOY4.