Kamen Rider G was a special Kamen Rider created for then SMAP member's Shingo Katori's SmaSTATION. SMAP members were participating into different things. Goro Inagaki had decided to become a Kamen Rider. This wasn't a parody or something like Akibaranger. He is a official Kamen Rider produced also with Ishimori Staff. Kamen Rider Decade had made a special appearance in this.
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