Kamen Rider Build backdrop
Action & Adventure•War & Politics•Sci-Fi & Fantasy

The Best Episodes of Kamen Rider Build Season 1

Every episode of Kamen Rider Build Season 1 ranked from best to worst. Discover the Best Episodes of Kamen Rider Build Season 1!

Binge this in 10h 0m•Peaking at 9.5/10

10 years ago when the Pandora Box was discovered on Mars and brought to Earth, it's activated and creates a Skywall which divides Japan into Touto, Seito, and Hokuto resulting into untold chaos. Along with

Airs on
tv asahi
BestEpisodes
WorstEpisodes
BestSeasons
AllEpisodes

Seasons1

All1

Episode Rankings

  1. #1 Fan Favorite
    Kamen Rider Build Season 1 Episode 1 - These Two Are A Best Match
    8.0/10(52 votes)

    #1 - These Two Are A Best Match

    S1:E1

    Unidentified creatures called Smash have appeared at Touto, Sento Kiryu turns into Kamen Rider Build to fight against them. One day, he saves a guy named Ryuga Banjo who escaped from a prison.

    Director:Unknown
    Writer:Shogo Muto

    Be the first to start the conversation for this episode

  2. Kamen Rider Build Season 1 Episode 2 - Innocent Runaway
    8.1/10(37 votes)

    #2 - Innocent Runaway

    S1:E2

    Because of helping Ryuga, the government chased Build as a wanted criminal. Sento guesses that he can obtain clues to the mysterious organization by finding true culprit who killed Katsuragi.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  3. Kamen Rider Build Season 1 Episode 3 - Borderline of Justice
    8.4/10(35 votes)

    #3 - Borderline of Justice

    S1:E3

    Sento follows the clues regarding Nabeshima, the man responsible for framing Ryuga.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  4. Kamen Rider Build Season 1 Episode 4 - The Testimony Will Be Zero
    8.7/10(31 votes)

    #4 - The Testimony Will Be Zero

    S1:E4

    After getting another of his memories back, Sento investigates the connection between Faust's experiments and the Pandora Box; Ryuga tracks down Nabeshima's family and stands up to protect them from the enemy.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  5. Kamen Rider Build Season 1 Episode 5 - Dangerous Identity
    8.7/10(30 votes)

    #5 - Dangerous Identity

    S1:E5

    While confronting Souichi about his connection with Faust, Sento is informed by Sawa about a hint regarding a person who may know his true identity.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  6. Kamen Rider Build Season 1 Episode 6 - Moonsault of Anger
    8.9/10(30 votes)

    #6 - Moonsault of Anger

    S1:E6

    Ryuga deceives Sento, and tries to find Faust's hideout by himself.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

    7. Trending NowTRENDING NOW

    The 20 BEST Episodes of Kamen Rider Build

    READ
  7. Kamen Rider Build Season 1 Episode 7 - The Devil's Scientist
    9.0/10(33 votes)

    #7 - The Devil's Scientist

    S1:E7

    There is a possibility that true culprit who killed Katsuragi was Sento, but Sento have lost his memory. Ryuga feels a distrust for Sento.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  8. Kamen Rider Build Season 1 Episode 8 - Memory Starts to Talk
    8.7/10(29 votes)

    #8 - Memory Starts to Talk

    S1:E8

    Sento discovers that Katsuragi was the founder of Faust, and approaches his mother to learn more about Katsuragi's intentions, and obtain more clues regarding his lost memories.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  9. Kamen Rider Build Season 1 Episode 9 - The Trap of Project Build
    8.8/10(27 votes)

    #9 - The Trap of Project Build

    S1:E9

    Sento and Ryuga discover that Katsuragi was involved in creating a Build Driver of his own, and his possible involvement with Sento widens the distrust between them.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  10. Kamen Rider Build Season 1 Episode 10 - Technology of Destruction
    8.7/10(25 votes)

    #10 - Technology of Destruction

    S1:E10

    Upon learning of Faust's plan to steal the Pandora Box, Sento and Ryuga set out to Touto Institute of Advanced Matter Physics to protect it.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  11. Kamen Rider Build Season 1 Episode 11 - Burn, Dragon
    9.5/10(36 votes)

    #11 - Burn, Dragon

    S1:E11

    If Blood Stalk's identity is Katsuragi, Ryuga can prove his innocence. But Sento can't control Key-Dragon form's power.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  12. Kamen Rider Build Season 1 Episode 12 - Conspiracy Theory
    8.7/10(26 votes)

    #12 - Conspiracy Theory

    S1:E12

    After learning from Sawa about the connection between Faust and Nanba Heavy Industries, Sento and Ryuga confront them to retrieve the Pandora Box and their stolen Full Bottles.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  13. Kamen Rider Build Season 1 Episode 13 - Who Takes Off the Veil?
    8.9/10(28 votes)

    #13 - Who Takes Off the Veil?

    S1:E13

    Sento gets a terrible shock, because he learns the identity of the wirepuller from Nabeshima who regained his memory.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  14. Kamen Rider Build Season 1 Episode 14 - The False Kamen Rider
    9.2/10(37 votes)

    #14 - The False Kamen Rider

    S1:E14

    An expected person steals Pandora Box, Panels and Bottles from Sento.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  15. Kamen Rider Build Season 1 Episode 15 - Judge Sento Kiryū!
    9.0/10(25 votes)

    #15 - Judge Sento Kiryū!

    S1:E15

    Sento and guys were driven into a situation where they had to hide Pandora Box in a old warehouse. They make a decision to uncover a government conspiracy.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  16. Kamen Rider Build Season 1 Episode 16 - The Weaponry Hero
    8.8/10(24 votes)

    #16 - The Weaponry Hero

    S1:E16

    It's revealed the real facts of the case that Katsuragi was murdered.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  17. Kamen Rider Build Season 1 Episode 17 - The Outbreak of the Rider Wars
    8.7/10(25 votes)

    #17 - The Outbreak of the Rider Wars

    S1:E17

    As the three countries start a war, both Sento and Ryuga must decide what to do next.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  18. Kamen Rider Build Season 1 Episode 18 - The Golden Soldier
    8.4/10(20 votes)

    #18 - The Golden Soldier

    S1:E18

    Sento confronts Kazumi Sawatari, an assassin from Hokuto, wondering how the enemy got his hands on his latest invention.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  19. Kamen Rider Build Season 1 Episode 19 - The Forbidden Item
    8.3/10(21 votes)

    #19 - The Forbidden Item

    S1:E19

    With he and Ryuga unable to beat Kazumi and his men with their current strength, Sento searches the files left by Takumi to look for an alternative.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  20. Kamen Rider Build Season 1 Episode 20 - Devil's Trigger
    8.4/10(25 votes)

    #20 - Devil's Trigger

    S1:E20

    Soichi approaches Sento and gives him an item that can stop Ryuga's rampage, but using it involves a huge risk.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  21. Kamen Rider Build Season 1 Episode 21 - The Unstoppable Hazard
    9.5/10(47 votes)

    #21 - The Unstoppable Hazard

    S1:E21

    Despite knowing the risks, Sento uses the Hazard Trigger to empower himself against Kazumi's three subordinates. After losing his consciousness and killing one of them, Sento is struck with guilt and refuses to keep fighting, until Soichi gives him an alternative.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  22. Kamen Rider Build Season 1 Episode 22 - Victory of Tears
    9.1/10(27 votes)

    #22 - Victory of Tears

    S1:E22

    Sento and Kazumi have a duel to settle the war, but when the enemy proves himself too strong for him, Sento has no option but to use the Hazard Trigger again.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  23. Kamen Rider Build Season 1 Episode 23 - The Phantom of the West
    8.7/10(23 votes)

    #23 - The Phantom of the West

    S1:E23

    Taking advantage of the conflict, Seito invades and conquers Hokuto. Now bent on seizing all of Japan, the Seito forces invade Touto, led by the mysterious Kamen Rider Rogue.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  24. Kamen Rider Build Season 1 Episode 24 - The Man Called Rogue
    7.8/10(22 votes)

    #24 - The Man Called Rogue

    S1:E24

    Gentoku reappears as Kamen Rider Rogue, determined to get revenge on Touto. To stop him, the other Kamen Riders decide to join forces, when Sento perceives something strange happening with Misora.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  25. Kamen Rider Build Season 1 Episode 25 - The Idol's Awakening
    8.0/10(22 votes)

    #25 - The Idol's Awakening

    S1:E25

    Just as Gentoku is about to finish off Sento and the others, Misora appears before them, and the secret behind her mysterious powers is revealed.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

Season 1 Ratings Summary

"These Two Are A Best Match" is the best rated episode of "Kamen Rider Build" season 1. It scored 8/10 based on 52 votes. Directed by Unknown and written by Shogo Muto, it aired on 9/3/2017. This episode is rated 0.1 points higher than the second-best, "Innocent Runaway".