JK

Pronounced "Jake". A character on Kamen Rider Fourze.

Played by Tsuchiya Shion 土屋シオン.

Personality

Starts as a freshman with a goofball personality as Ama High. Because of his social skills, JK eventually becomes an informant for Gentarou. Cowardly and duplicitous, he is eventually coerced into the Kamen Rider Club so that he can stay out of trouble.

Has a gaudy sense of fashion. Has painted nails, a headband, colorful accessories, and colorful clothing under his school uniform. His tie is also tied loosely.

Relationships

Besides the Kamen Rider Club, JK has a childhood friend named Gotou_Toujirou. In middle school they formed a band called GeneGod, but they eventually gave it up because neither has musical talent.

JK's friendship with the Rider Club is tested when Toujirou appears again with the Capricorn Switch. Toujirou's Zodiarts powers lets him play the guitar really well, while also making JK's singing amazing.

Family

His father is a "loser dog" according to him. In episode 36, we learn his father's name is Jinguu Keizou and that JK's real name is Jinguu Kaizou. Because his father used to be a guitarist, JK formed a dream of being a singer named Gene.

Reference to past Kamen Riders

JK's initials are the same as Jin Keisuke, Kamen Rider X.

In episode 35, we learn that his old nickname was Gene. In Japanese, Gene would be jiin which is just a stretched out version of Jin, the surname for the man who becomes Kamen Rider X.

JK's friend is nicknamed God, which is the name of the evil organization that X fought.

Trivia

• JK has a Softbank cellphone. On it are the words "JK the Informer" and some eyes.
• In Japanese, the English letters JK is short for Joshikousei/Schoolgirl.