Riku Sanjo (三条 陸 Sanjō Riku?) was the head writer of Kamen Rider W, and the current writer of Kamen Rider DriveImage:Icon-crosswiki.png. He was later one of the secondary writers on Kamen Rider Fourze and head writer of Zyuden Sentai KyoryugerImage:Icon-crosswiki.png. He also played the Sweets ManImage:Icon-crosswiki.png in Kamen Rider Returns: Kamen Rider EternalImage:Icon-crosswiki.png. He is also secondary writer in the Satria Series (Knight Series): Satria Garuda BIMA X