|This article is about a/an episode in Taiyo Sentai Sun Vulcan.|
The Iron Claw That Challenges Japan (日本に挑む鉄の爪 Nihon ni Idomu Tetsu no Tsume) is the third episode of Taiyo Sentai Sun Vulcan.
Sun Vulcan must stop a Black Magma campaign of murdering influencial people in Japan in order to get their hands on a massive stash of gold.
The episode begins with the Hell Fighters causing havoc on the city. The city attack is actually a diversion, while the Machineman, the Zero Girls, and Neumann Monger break into a bank's underground vault to steal golden bars. As the Cosmo Vulcan fights the Hell Fighters, the Bull Vulcan rescues the civilians trapped under the rubble. After learning of the diversion, the Sun Vulcan retrieve the stolen bars from Black Magma. After being targeted by Black Magma, Nobel Prize winner Dr. Nogawa attempts to flee the country to a safe house, but before boarding the plane, a Dark Q slips a bomb on him. Second after take-off, the bomb explodes and kills Dr. Nogawa and everybody else on board. After learning that the target will be national treasure Harunobu Doi, the Sun Vulcan set out protect him. In a failed assassination, the Dark Q agent gets destroyed. Balck Magma kidnaps a class of thirteen students, including Harumi, the granddaughter of the Prime Minister. Black Magma plants a bomb on the bus demands the Prime Minister's gold bar cache within one hour in exchange for the children. The deal goes down to the hangar of the Guardians of World Peace's 16th division base. Sun Vulcan shows up and offers surrender themselves to be hostages instead of the children. Black Magma refuses, but the Jaguar Vulcan rescues the children and the men defuse the bomb. After defeating the Machinemen, the men attempt to destroy Neumann with the Vulcan Ball, but Neumann grows bigger. The Cosmo and Bull Vulcan combine to form the Sun Vulcan Robo. After a brief fight, the Sun Vulcan Robo destroy Neumann with the Aurora Plasma Return. The men take the children for a tour and the safari park and the episode ends.
- Ryuusuke Oowashi (大鷲 龍介 Ōwashi Ryūsuke): Ryūsuke Kawasaki (川崎 龍介 Kawasaki Ryūsuke)
- Kin'ya Samejima (鮫島 欣也 Samejima Kin'ya): Kin'ya Sugi (杉 欣也 Sugi Kin'ya)
- Asao Hyou (豹 朝夫 Hyō Asao): Asao Kobayashi (小林 朝夫 Kobayashi Asao)
- Daizaburo Arashiyama (嵐山大三郎 Arashiyama Daizaburō): Shin Kishida (岸田 森 Kishida Shin)
- Misa Arashiyama (嵐山美佐 Arashiyama): Yumi Nemoto (根本 由美 Nemoto Yumi)
- Jiro Sakai (坂井次郎 Sakai Jirō): Hiroki Takeda (武田弘樹 Takeda Hiroki)
- Masao Akino (秋野正男 Akino Masao): Takumi Ito (伊藤巧美 Itō Takumi)
- Mari Ogawa (小川まり Ogawa Mari): Yumi Yamaguchi (山口由美 Yamaguchi Yumi)
- CC (シーシー Shīshī, Voice): Kotoe Taichi (太地琴恵 Taichi Kotoe)
- Führer Hell Saturn (ヘルサターン総統 Heru Satān Sōtō, Voice): Shōzō Iizuka (飯塚 昭三 Iizuka Shōzō)
- Zero One: Takako Kitagawa (北河多香子 Kitagawa Takako)
- Zero Two: Mariko Higashi (東まり子 Higashi Mariko)
- Zero Three: Yuki Udagawa (宇田川由紀 Udagawa Yuki)
- Zero Four: Toshiko Takashima (高島敏子 Takashima Toshiko)
- Sun Vulcan Robo (サンバルカンロボ San Barukan Robo, Voice): Eiji Kanie (蟹江 栄司 Kanie Eiji)
- Naumann Monger (ナウマンモンガー Nauman Mongā, Voice): Eisuke Yoda (依田英助 Yoda Eisuke)
- Dark Q: Waka Satomi (里見和香 Satomi Waka)
- Dr. Nogawa: Shiro Ooki (大木史朗 Ōki Shirō)
- Harunobu Doi: Yoshikazu Inagawa (稲川 善一 Inagawa Yoshikazu)
- Minister: Takeshi Yamamoto (山本 武 Yamamoto Takeshi)
- Nogawa's Assistant: Akiharu Ikegami (池上明治 Ikegami Akiharu), Masanori Tanami (田波正則 Tanami Masanori)
- Harumi: Takako Kikuchi (菊地貴子 Kikuchi Takako)
- The episode uses stock footage from Himitsu Sentai Gorenger.
Taiyou Sentai Sun Vulcan Volume 1 features episodes 1-10.