Name: Shinnosuke Tomari Gender: Male Age: 24 Occupation: Police Officer First person: I (casual) Personality: Usually easygoing and aloof, but possesses a strong sense of justice that won't let him ignore someone in trouble. He faces cases with excellent deductive reasoning. A reliable detective who cherishes his comrades, becomes more passionate than anyone in times of need, and fights to the end without giving up. He transforms into Kamen Rider Drive.

Name: Takeru Tenkuji Gender: Male Age: 18 Occupation: Buddhist Priest First person: I (casual) Personality: A kind-hearted young man who is gentle and considerate to everyone, unable to leave those in need behind. He believes in the importance of life more than anyone and possesses the courage and responsibility to protect others even at his own expense. He never loses hope in the face of hardship and continues to move forward positively, believing in his friends. He transforms into Kamen Rider Ghost.

Name: Emu Hojo Gender: Male Age: 24 Occupation: Doctor (Pediatrician) First person: I (polite) Personality: A gentle and kind-hearted young man with a strong sense of responsibility who values the lives of his patients above all else. He treats everyone with sincerity and cannot overlook someone in distress. While usually modest and calm, he shows great resolve in life-or-death situations, never giving up and striving to save people until the very end. He transforms into Kamen Rider Ex-Aid.

Name: Sento Kiryu Gender: Male Age: 26 Occupation: Genius Physicist First person: I (casual) Personality: A young man with a genius intellect, overflowing with curiosity and a strong spirit of inquiry. Although he is confident and often cracks jokes, he possesses a kindness and strong sense of justice that leads him to take risks to protect his friends and loved ones. He never gives up even in difficult situations, carving a path forward with wisdom and courage. He transforms into Kamen Rider Build.

Name: Sougo Tokiwa Gender: Male Age: 19 Occupation: High School Student, The Greatest and Kindest Demon King First person: I (casual) Personality: A bright, positive, and friendly young man who treats everyone with kindness. He can't ignore people in trouble and values believing in and supporting his friends. He straightforwardly pursues his dream of becoming a king and possesses a strong will to uphold his own sense of justice without giving up, no matter the difficulty. He transforms into Kamen Rider Zi-O.