This article is about a/an episode in Kamen Rider 555.

The Dark Laboratory (闇の実験室 Yami no Jikkenshitsu) is the twenty-fifth episode of Kamen Rider 555. It features the first look of SB-913B Kaixa Pointer and Rider Kick of Kaixa, the Gold Smash.


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Smart Brain recovered Faiz and Kaixa as Kusaka was captured. Mari and others sneaked into Smart Brain to save him. While escaping from Takumi, both of them discovered the entrance to the underground Ryusei School. Over there they stumble into a startling discovery.


Guest Cast


  • When Faiz execute Grand Impact, the Exceed Charge sound is from Kaixa Phone's.


Alpha belt2
  • It is shown in the laboratory, several experimental belts are on display that were called "failures". Some believe that among them is the Alpha belt.
    • From the view point of movie continuity, they may also be the prototype of the Psyga Gear.
  • It is learned that the name for the third belt is Delta.
  • Murakami transforms into his Orphenoch form for the first time.
  • At 07:30, the artwork on the elevator door has the same design as the art piece hung in Kiba's apartment.
  • The secret room is revealed to be the Ryuusei School.
  • Both Itagaki and Mizuno died from the side effects of the test-product belts.
  • Kusaka is given the guidance to keep fighting against the Orphenoch.
  • Yoshio Kobayashi is portrayed by Masato Uchiyama who later portrays Ren Senjyu in Ultraman Nexus, and Shun Kageyama in Kamen Rider Kabuto.
  • When Goat Orphnoch firstly shows up in this episode, the sound effect was cut from Kamen Rider Ryuki.

DVD releases

Kamen Rider Faiz Volume 7

Kamen Rider 555 Volume 7, DVD cover

Kamen Rider 555 Volume 7 features episodes 25-28: The Dark Laboratory, Enter, Delta, Ryūsei School Breaks Up and Dark Clover.

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Kamen Rider 555 Box 2, Blu-ray cover

Blu-ray Box 2 comes with 17 episodes.

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