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Official Site: Bandai

This is a list of the fictional characters that appear throughout the Japan tokusatsu series Kamen Rider 555. These characters play a major role within the series and often influence many key events.

is the main wearer of the Faiz Gear, though reluctantly at first, enabling him to transform into . He is a loner who prefers not to get into relationships with people because he fears he will betray them. Often very apathetic towards his 'duties' as Faiz when there is no immediate threat. Unlike the others, he has no particular dream. He is often teased by Mari for being a "nekojita" (Literally means "cat tongue"; someone who cannot stand food that is too hot or cold). He is 18 years old. It is revealed that he too is an Orphnoch, the Wolf Orphnoch. He was hit by a car when he was young and soon developed the power of an Orphnoch, but chose not to use his power unless it was necessary. Like Kiba he uses his power to protect humans. He was at the Ryusei Juku reunion and attempted to protect everyone from Kitazaki. However, Mari caught him on film and everyone believed he was responsible for the massacre. When talking to Kiba, it reveals that he's a "natural" Orphnoch like Kiba and Yuka. Since the massacre, he refused to transform until he was forced to when Mari was dying from injuries caused by Sawada. As a Kamen Rider, he has a habit of randomly flicking his wrist. He briefly wore Delta Gear only once.

Takumi Inui is portrayed by .

is a member of the Ryusei School who was sent the Faiz Gear and Auto Vajin by their father, but was unable to use them. She insists that Takumi accompany her and use the Faiz Gear to fight Orphnochs. She always believes the good in her friends, even Sawada and Takumi after she found out they were Orphnochs as well. She dreams of becoming a beautician.

Kamen Rider RioTrooper has not been a contender in any CBUB matches.