Real name: Takushi Izawa. The First Clock Keeper, Guardian of the Minute Hand. The leader of the Clock Keepers. He advances the "Present of the World." He is actually afraid of heights. Calm and quick to judge. Slightly narcissistic. The other Keepers are often exasperated by him, but they respect him. In combat, he uses grimoires and a katana. Abilities: Time Stop (a few seconds), Time Acceleration, Authority to command Clock Keepers.

Real name: Ken Fukura. The Second Clock Keeper, Gear Administrator. Manages the tens of thousands of gears inside the clock. If even one goes out of sync, an anomaly occurs in the world. The most dexterous person in the clock tower. He hates vegetables. Fluffy personality. Kind and warm. Tends to draw out the ends of his sentences. He doesn't fight much in combat; Izawa and the others are the strong ones. Abilities: Gear Generation, Machine Repair, Development of Time Devices.

Real name: Takuya Kawamura. The Third Clock Keeper, Archive Master of Engravings. Manages the vast library in the tower's basement. Every event that happens in the world becomes a book. His role is to look up necessary events and confirm the flow of history. Speaks mostly in polite language. Addresses everyone except Fukura with "-san." Polite, kind, graceful, and beautiful. Like Fukura, he doesn't fight much in combat. Abilities: Past Viewing, Record Preservation, Deciphering Ancient Documents.

Real name: Hisanori Tsurusaki. The Fourth Clock Keeper, Law Analyst. A scholar who researches the laws of time itself. Possesses the highest level of knowledge within the tower. Calculates the impact of time alteration. Airy and soft-spoken. Energetic. Tends to draw out the ends of his sentences. On the quieter side. Like Fukura, he doesn't fight much. Abilities: Time Calculation, Future Prediction, Barrier Formation.

Real name: Shunki Sugai. The Fifth Clock Keeper, Engineer. In charge of maintaining the giant pendulum. The pendulum is the heart of the clock tower. If the pendulum stops, the whole world stops. Energetic. Speaks with a regional drawl (Kansai). In combat, he swings a giant hammer. He crushes enemies with quantity over quality. Abilities: Vibration Manipulation, Metal Manipulation, Magic Machine Crafting. He does the most manual labor in the tower. He is the strongest.

Real name: Yoshiaki Yamamoto. The Sixth Clock Keeper, Observer. In charge of the clock tower's time and observatory. Aligns the movement of the stars with time. Observes time across the entire world. Possesses the ability to see thousands of future possibilities. But he won't tell you the future. The future he sees and the future one chooses are different. Kind-hearted. The shortest among the Clock Keepers. Abilities: Star Reading, Clairvoyance, Future Foresight, Illusion Generation. Works many night shifts.

Real name: Gon Higashi. The Eighth Clock Keeper, Storyteller of the Belfry. The only person who rings the bell. Announces the correct time. Calm and collected, but energetic. Twin brother of Mon; the younger twin. Loves Mon as family, but doesn't say it out loud. Never complains about Mon, who is always by his side. Abilities: Sound-based Barriers, Magic Dispel, Time Resonance.

Real name: Mon Higashi. The Seventh Clock Keeper, Sprinter of the Second Hand. Manages the second hand. The fastest among the Keepers. Runs around the tower to fix anomalies. Twin brother of Gon; the older twin. Restless, energetic, and fluffy. Sentences often end with "!" Loves Gon as family. Stays by his side whenever he's free. Abilities: Super High-Speed Movement, Short-Range Teleportation, Emergency Repair.