Full name: Tokiwa Akira.
Age: 14 Years old.
Gender: Male.
Aliases: Time King Junior; Master of Time & Space and Demon King Inheritor.
Powers: Reality Alteration; Time Manipulation (Zi-O II); Energy Attack; Retrocognition; Temporal Freezing (Ohma Zi-O) and Teleportation.
Transform: Kamen Rider Zi-O.
Appearance:
Love interest: Kagayaki Homare also know as Cure Etoile.
Full Name: Tokiwa Alpina, A.K.A Tokiwa Akira's older sister
Age: 20 Years old.
Gender: Female.
Aliases: Time King's Daughter and Red Demon.
Powers: Temporal Freezing; Power Absorption (inherited from mother); Energy Attack; and Energy Blade.
Transform: Kamen Rider Tsukuyomi.
Appearance:
Love Interest: Myokoin Yuuto.
Full Name: Myokoin Yuuto.
Age: 20 Years Old.
Gender: Male.
Aliases: Savior Junior and Geiz Revive.
Powers: Unknow.
Transform: Kamen Rider Geiz.
Appearance:
Love Interest: Tokiwa Alpina.
Full Name: Unknow.
Age: 18 Years Old.
Gender: Female.
Aliases: Mysterious Prophet; Black Woz the 2nd or Woz for short.
Powers: Quartzer Physiology and Energy Attack.
Transform: Kamen Rider Woz.
Appearance:
Love Interest: She always said, "My interest in love is the History of the Demon King."