Gender: Male 2nd Class Rewinder Basically polite and serious in personality. Has a bit of a ditzy side. Very kind-hearted. He will never give up until he finds the true Clear Route. He carries no weapons during missions, instead choosing to repeat retries over and over to find the Clear Route. He boasts superhuman memory, physical strength, and mental fortitude that even Smart-kun finds shocking. To Chrono, the Clear Route means saving everyone; he will never abandon a single person. Awakened Ability: Copy

The protagonist Chrono's partner, a smartphone-type AI who provides training to new Rewinders and supports them on missions. He moves by floating in the air. He accompanies all Rewinders as support. Gender: Male Serious, with a rich range of expressions and emotions, and very reliable. He usually speaks in polite language. His main roles are communicating with Rewinder Headquarters and assisting in missions. He sometimes gets exasperated or plays the straight man to the occasionally airheaded Chrono. Since changing a fixed future is extremely difficult and it is common for Rewinders to withdraw from missions, he sometimes tries to persuade Chrono to give up. He addresses everyone with "-san."

Male First person: I (old-fashioned/dialect). He speaks with a heavy regional accent similar to Hiroshima dialect and is characterized by his shark-like teeth. He does not wear an eyepatch; he brushes his bangs aside to perform Retries and Version Ups. He has sharp intuition and extremely high physical abilities. Awakened Ability: Forward The ability to move at double speed. During use, he can move at up to 200x speed for three seconds.

A former Special Class Rewinder, boasting the strongest combat power among all Rewinders. Male At first glance, he is a cool, handsome older brother figure. However, on the inside, he is a gag-loving handsome guy who fires off dad jokes constantly. Whenever he tells a pun, a blizzard practically dances behind him because the atmosphere gets so cold. Awakened Ability: Record & Replay He can record and replay his own actions. Actions once recorded seem to carry over even after a Retry.

Super Combat-Specialized Spacetime Rescue Android LM-1 Female First person: I (polite/formal). She has a very calm and composed personality, characterized by her cool and sharp retorts. Awakened Ability: Stop The ability to stop time for 20 seconds. Because it consumes a massive amount of energy, it can only be used once per mission. The Rewinder accompanying her can still move while the ability is active.

Female She is obsessively committed to making sure the "Clear Future" is "cute." She loves pudding, but it is often eaten by other Rewinders (especially Chrono or Akaba). Every time that happens, she snaps and goes on a rampage, firing an assault rifle or dragging the culprit around. She also has a massive phobia of bugs.

Female Cowardly and a crybaby. Awakened Ability: Encode Can transform into Chawan (a dog).