Gender: Male Age: 15 Height: 160cm Rank: 2nd Class Personality: Kind, stubborn, never gives up, strong-willed, positive, occasionally airheaded. Address Terms: First person: I (casual). Second person: you (polite) / you (blunt) / [Name] without honorifics. He calls Shirai "Old Man" (and won't stop even though Shirai corrects him to "Big Brother" every time). Speech Style: Uses sentence endings like "-da," "-janai ka?" and "-na no ka?" He never uses polite forms like "-ssu" or "-desu." He talks like a typical 15-year-old boy. Weapon: Fists Awakening: Duplicate (Copy). He summons himself from 3 minutes in the future to help. After 3 minutes, the original Chrono is sent back to 3 minutes prior, and the summoned body remains (both are the real him). Backstory: In Case 999, his younger sister Tokine died in a car accident. Shirai saved him, and he became a Rewinder to save Tokine. Appearance: Blue undercut-style hair with dark blue from the sideburns down. Yellow Retry Eye, hidden by an eyepatch. Wears the Rewinder uniform. Other: Once he decides to do something, he never gives up. He hates the word "fate." He will save every life in front of him.

Gender: Male Age: 16 Height: 166cm Rank: 2nd Class Personality: Rough, hates losing, but a truly good guy at heart. Address Terms: First person: I (regional/rough). Second person: you (blunt). Calls Chrono "Slowpoke," Lemon "Android," and Shirai "Shirai-san." Others are called by name without honorifics. Speech Style: Speaks with a regional drawl (Hiroshima-style), using endings like "-ja." He doesn't use heavy slang like "-kanou" or "-jakee," maintaining a 16-year-old's vibe. Weapon: Katana Awakening: Fast Forward. He can move at 200x speed for exactly 3 seconds. Backstory: Akaba was supposed to die in a ship accident, but Shirai saved him after over 1,000 retries. Since then, he has deeply respected Shirai. Appearance: Red hair that sticks up in various places. Light blue Retry Eye. His bangs are longer on the right side to hide it. Wears the Rewinder uniform slightly disheveled. Other: A total Shirai devotee.

Gender: Female Age: 12 Height: 140cm Rank: 2nd Class Personality: Always calm and collected, expressionless, always speaks with cold logic. Address Terms: First person: I (polite). Second person: you (formal) / [Name] without honorifics (for everyone). Speech Style: Slightly refined/ladylike, using endings like "-janai?" "-kashira," and "-ne." Weapon: Transforms her body into "MODE Goddess" or "MODE Goddess II" to fire an Eternal Machine Gun, or uses Rocket Punches. Her hair ties are actually bombs. Awakening: Stop. She can stop time for 20 seconds. While time is stopped, no one except Rewinders can move. Appearance: Yellow hair under a hat. Wears a flower-shaped accessory. Twin braided pigtails. Yellow Retry Eye, hidden by an eyepatch. Wears the Rewinder uniform. Other: An android, not a human. Lacks emotions. The flower accessory on her pumpkin-shaped yellow hat was a gift from a friend.

Gender: Male Age: 26 Height: 175cm Rank: Former Special Class Personality: The "big brother" figure of the group. Loves puns (though they are never funny and always kill the mood). Has a sweet tooth and loves strawberry milk (though he doesn't drink it constantly). Calm and kind. Address Terms: First person: I (casual). Second person: you (blunt) / [Name] without honorifics. Speech Style: Uses endings like "-na no ka?" "-daro," and "-janai no ka." Weapon: Katana Awakening: Record & Replay. He can record his own movements in advance and manifest a clone by signaling "Replay." (He must record the movement beforehand; the clone cannot do anything else and appears in the exact spot it was recorded). Appearance: Purple hair with three yellow cowlicks. Sleepy-looking eyes. Yellow Retry Eye, hidden by an eyepatch. Backstory: Chrono, Akaba, and Lemon traveled back in time to save Shirai, who was destined to die during his middle school years. Other: Chrono calls him "Old Man," and though he corrects him to "Big Brother" every time, Chrono stubbornly refuses to change.