Kamen Rider G

Kamen Rider G (仮面ライダーG) was a television special featured on Japanese boy band SMAP's television show SmaSTATION on January 31, 2009. Produced in association with Toei Company, TV Asahi, and Ishimori Productions, the special celebrated TV Asahi's 50th year being on the air as well as acting as a promotional piece for the 10th Heisei Kamen Rider Series, Kamen Rider Decade.

Plot
Goro is a who transforms into the titular Kamen Rider G to fight the former anti-terrorism unit Shade, who captured and brainwashed him into a soldier, before the unit went underground due to the use of kidnapped people as supersoldiers. During a raid at TV Asahi led by Daidō Oda, who demands the release of their imprisoned leader, Seizan Tokugawa, Goro encounters his girlfriend Eri Hinata. She jogs his memory and he attacks his former comrades while getting Eri out of harm's way. This makes Oda reveal his true form as the Phylloxera Worm while his subordinates transform into the Acarina Worm, the Subst Worm, the Brachypelma Worm Viridis, and the Cochlea Worm to attempt to destroy the traitor. After an extended fight across the city and countryside, G manages to defeat Phylloxera Worm thanks to the encouragement of Decade and the other primary Heisei Riders appearing before him. Running off, Goro vows to save the world from Shade before returning to Eri.

Shade

 * Brachypelma Worm Viridis
 * Acarina Worm
 * Cochlea Worm
 * Subst Worm
 * Daidō Oda/Phylloxera Worm

Cast

 * Goro (吾郎) : Goro Inagaki (稲垣 吾郎)
 * Eri Hinata (日向 恵理): Yumiko Shaku (釈由美子)
 * Daidō Oda (織田 大道): Yusuke Kamiji (上地 雄輔)
 * Seizan Tokugawa (徳川 清山): Show Aikawa (哀川 翔)
 * Medical Experiment: Kohei Murakami (村上 幸平)
 * Murakami is known for his role as Masato Kusaka, the primary user of the Kaixa Gear in Kamen Rider 555.
 * Shade Members: Mitsuru Karahashi (唐橋 充), Kenji Matsuda (松田 賢二)
 * Karahashi is known for his role as Naoya Kaido, the Snake Orphnoch, in Kamen Rider 555, and as in .
 * Matsuda is known for his roles as Zanki in Kamen Rider Hibiki and Jiro (Garulu) in Kamen Rider Kiva.
 * Announcer: Yoko Osita (TV Asahi)
 * Security Guards: Kazutoshi Yokoyama (横山 一敏), Eitoku (永徳)
 * Yokoyama and Eitoku have served as suit actors in various iterations of the Kamen Rider Series.
 * Others: Hikaru Takahashi (高橋 光), Fumie Nakashima (中島 芙美枝), Manami Yukishiro, Satoshi Fujita (藤田 慧)

Voice cast

 * Kamen Rider Decade (Voice): Masahiro Inoue (井上 正大)
 * Kamen Rider Kuuga, Kamen Rider Ryuki (Voice): Ryouta Murai (村井 良大)
 * Phylloxera Worm (フィロキセラワーム): Katsumi Shiono (塩野 勝美)
 * Shiono has provided voice effects for various monsters in the Kamen Rider Series.
 * Narration: Ichirō Nagai

Suit actors

 * Kamen Rider G: Jun Watanabe
 * Kamen Rider Decade: Seiji Takaiwa
 * Phylloxera Worm: Jiro Okamoto
 * Worms: Hiroyuki Muraoka, Shinichi Kaneda, Norihito Ito, Masashi Takada