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A member of EXE, known as "C" (C(シー), Shī), possesses the second Cockroach Memory (コックローチメモリ, Anomarokarisu Memori). He transformed into the Cockroach Dopant (コックローチ・ドーパント, Kokkurōchi Dōpanto) to fight Shotaro as Kamen Rider Joker, though easily defeated by his Rider Kick.
Cockroach Dopant[]

Cockroach Dopant
- "Cockroach!"
- ―Transformation announcement[src]
- Height: 220 cm
- Weight: 138 kg
Behind the Scenes[]
Portrayal[]
"C" is portrayed by Naofumi Kaneko (金子 直史, Kaneko Naofumi).
Concept Art[]

Cockroach Dopant concept art
Cockroach Dopant was designed by Katsuya Terada (寺田 克也, Terada Katsuya).
Appearances[]
Kamen Rider W
- Episode 49/Final: Goodbye to the E/A Bouquet of Justice to This City