This article is about a/an villain in Kamen Rider Decade.

Bossroach (ボスローチ Bosurōchi) is one of the Roach enforcers who watch over the human race, whom he sees to be inferior. Bossroach resembles the Caucasus Undead. He controls a small portion of Darkroaches as his personal soldiers. Bossroach is then destroyed by Decade Complete Form using the Kiva Emperor Final Kamen Ride. Wanted: Diend End of Diend


  • Height: 230 cm
  • Weight: 139 kg


  • Bossroach is the altered version of the original Beetle Undead costume of Kamen Rider Blade with it's Ouroboros Buckle replaced with the Darkroaches' belt.
    • His sword and shield, however, are directly taken from the Causasus Undead.
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