Kamen Rider Zi-O poster

Kamen Rider Zi-O

"The legacy of the Heisei Kamen Riders has carried on throughout the era. And now they pass their power on to the next generation! Rejoice, for the birth of a new king!"

TV Show 2018 24m/ep 9.0 /10 Ended
tv asahi A tv asahi Original

Sougo Tokiwa is an ordinary high schooler who dreams of being a king, until a mysterious girl from the future shows up with a shocking prediction: he will become Kamen Rider Zi-O, the ruler of all time. That warning forces Sougo to rethink who he wants to be, as allies and rivals appear who have... Read more

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Streaming availability last verified: January 14, 2026

About Kamen Rider Zi-O

Sougo Tokiwa is an ordinary high schooler who dreams of being a king, until a mysterious girl from the future shows up with a shocking prediction: he will become Kamen Rider Zi-O, the ruler of all time. That warning forces Sougo to rethink who he wants to be, as allies and rivals appear who have their own stakes in that future. The show follows his shifting loyalties, the friendships that complicate decisions, and the ways time-traveling revelations shape what people expect from a hero, without giving away how any of those choices end.

Released in 2018, Kamen Rider Zi-O is part of the long-running Kamen Rider franchise and stars So Okuno, Gaku Oshida, Shieri Ohata, Keisuke Watanabe, and Katsuhisa Namase. The series was positioned as a modern entry that nods to earlier Riders while introducing a new central cast.

The series didn't dominate mainstream awards circuits, but it found its audience among tokusatsu fans and genre commentators who appreciated its anniversary ties and returning guest appearances. It drew attention within fan communities rather than from general television prize bodies.

Zi-O leaned into nostalgia, prompting lively discussions about legacy heroes and encouraging a wave of fan activity, from cosplay to online retrospectives. For viewers who grew up with earlier Kamen Rider shows, its callbacks and returning characters sparked renewed interest in the franchise's history and created memorable moments that fans still reference.

Critical and fan reception tended to emphasize the show's themes, including time travel, destiny versus choice, and the moral cost of power. Its Vote Average shows strong support from a small sample, and reviewers often highlighted the interplay between Sougo, Geiz, and Tsukuyomi as a core strength. Performances by the young leads were noted for giving emotional weight to what might otherwise be a purely action-driven series, and the show balances episodic fights with longer arcs about identity and legacy.

Details

Release Date
September 02, 2018
Episode Length
24m
User Ratings
3 votes
Type
TV Series
Seasons
1
Episodes
49
Network
tv asahi, BS Asahi
Status
Ended
Genres
Action & Adventure, Drama, Kids, Sci-Fi & Fantasy
Country
Japan
Studio
Toei Company +4 more
External Links
View on IMDB

Cast

So Okuno

So Okuno

Sougo Tokiwa/Kamen Rider Zi-O

Gaku Oshida

Gaku Oshida

Geiz Myoukouin/Kamen Rider Geiz

Shieri Ohata

Shieri Ohata

Tsukuyomi

Keisuke Watanabe

Keisuke Watanabe

Woz/Kamen Rider Woz

Katsuhisa Namase

Katsuhisa Namase

Junichiro Tokiwa

Kentarou Kanesaki

Kentarou Kanesaki

Swartz

Ayaka Konno

Ayaka Konno

Ora

Rihito Itagaki

Rihito Itagaki

Heure

Masahiro Inoue

Masahiro Inoue

Tsukasa Kadoya/Kamen Rider Decade

Seasons (1 season, 49 episodes)

Season 1

Season 1

49 episodes - 2018

Frequently Asked Questions

Kamen Rider Zi-O is not currently available to stream, rent, or buy online in the US. Check back later for updates.

Kamen Rider Zi-O has 1 season with a total of 49 episodes.

With a rating of 9.0/10 from 3 viewers, Kamen Rider Zi-O is highly recommended and considered excellent by most viewers.

Sougo Tokiwa is an ordinary high schooler who dreams of being a king, until a mysterious girl from the future shows up with a shocking prediction: he will become Kamen Rider Zi-O, the ruler of all time. That warning forces Sougo to rethink who he wants to be, as allies and rivals appear who have ...

Kamen Rider Zi-O stars So Okuno, Gaku Oshida, Shieri Ohata, Keisuke Watanabe, and Katsuhisa Namase.

Kamen Rider Zi-O was released on September 02, 2018.

Kamen Rider Zi-O is a Action & Adventure, Drama, Kids, and Sci-Fi & Fantasy series.

No, Kamen Rider Zi-O is a fictional sci-fi fantasy series about Sougo Tokiwa being told he will become a future king who rules time. The show uses time travel and superhero elements rather than real events.

So Okuno plays Sougo Tokiwa, who becomes Kamen Rider Zi-O. His character is central to the story as a young man who dreams of becoming a king and is warned about his future destiny.

Kamen Rider Zi-O has one season consisting of 49 episodes and its status is listed as Ended, so there isn't an ongoing second season. Any future continuations would be separate projects rather than a direct Season 2.

The series is categorized under Kids as well as Action and Drama, so it's aimed at younger viewers and families while also appealing to older fans of the genre. It includes action and dramatic moments, so parents may want to consider that when deciding for very young children.