In the sprawling, multi-decade legacy of the Kamen Rider franchise, few premieres have landed with the same explosive, genre-defining confidence as Kamen Rider Kabuto Episode 1. Airing in January 2006, during the 35th anniversary of the series, this episode—titled "The Greatest Grandfather" (Saikyō no Ojīchan)—didn't just introduce a new hero; it introduced a philosophy.
Clock Up: Though fully showcased later, the episode hints at the series' signature super-speed ability used to fight Worms in a frozen moment of time. kamen rider kabuto episode 1
Have you seen Episode 1? What did you think of the Clock Up effect? Let us know in the comments below, and don’t forget to check out our recap of Episode 2: "The Two Grandmothers." Walking the Path of Heaven: A Deep Dive
It asks a simple question: If you had the power to save the world, would you have the arrogance to believe you should? Episode-by-episode plot progression and character arcs
Tendou ignores this warning. When the Worm uses a human shield, Kabuto hesitates... and then uses a kick that phases through the human to destroy the Worm. This moment showcases the genius of the writing: Tendou rejects the system's cruelty, establishing his moral code without a single line of sentimental dialogue.
While Tendou is the "cool" factor, Arata Kagami is the emotional anchor. Episode 1 introduces Kagami as a hardworking but slightly clumsy member of ZECT (the secret organization fighting the Worms).
Kabuto overwhelms the Worm, then ends it with his finishing move: Rider Kick — a rising, flying kick that destroys the Worm and causes it to explode.