Masao Den

"Battle Japan!"

- Battle Japan's roll call

Masao Den (伝正夫) is Battle Japan (バトルジャパン) of Battle Fever J. He is a former National Defense Ministry officer.

Battle Fever
He is good at judo and karate. He is armed with a spear. He does a kung fu dance.

Turboranger
Masao and his team joined up with the other nine Sentai to stand behind the newest Sentai, the Turborangers, as they faced off against the Hundred Boma Tribes.

Gaoranger vs. Super Sentai
Battle Japan is among the Sentai warriors seen in clips when Daimon Tatsumi (GoYellow) lectured Kai Samezu (GaoBlue) about the past Sentai technical warriors and their fighting spirit.

Led by his Liveman successor Red Falcon, he appeared as one of 24 previous Red Rangers in Gaoranger vs. Super Sentai together with fellow Red Rangers from his predecessors AkaRanger and Spade Ace to his successors from DenziRed to TimeRed.

Legend War
Years later, Den fought alongside not only his own team, but every single Sentai ranger in existence, against the Empire of Zangyack when it attacked the Earth in the Great Legend War. After fighting against hundreds of Gormin and their Zgormin commanders. Kaijou noticed the fleet moving towards them, he gathered all the Rangers together and gave them the order to sacrifice their powers to wipe out the first invasion's armada. The Battle Japan powers are later utilised by Captain Marvelous via the Ranger Keys.

Farewell Space Pirates
After the Gokaigers defeated the second Zangyack invasion, Marvelous returned the Ranger Keys to the 34 Super Sentai, it is assumed Masao and his team have their powers back.

Super Hero Taisen
Masao, alongside his team, among the majority of the Super Sentai heroes, was caught up in the "Super Hero Taisen" incident which eventually resulted in the Super Sentai teams and Kamen Riders joining forces to defeat both Dai-Zangyack and Dai-Shocker. During the final battle, he is seen fighting the Dai-Shocker footsoldiers, the chaps and shocker combatman.

Battle Fever J Stage Show at 3 Heroes Korakuen Yuenchi
In a stage show where the Battle Fever J are seen fighting Secret Society Egos, and  arrive to assist the Battle Fever J.

Battle Fever J Stage Show at Super Hero Korakuen Yuenchi
In a stage show where the Battle Fever J are seen fighting Secret Society Egos,, , , and Doreamon arrive to assist the Battle Fever J.

Denziman Stage Show at Super Hero Korakuen Yuenchi
In a stage show where the Denziman are seen fighting Vader Clan, Battle Japan, Battle Kenya,, , , , and arrive to assist the Denziman.

Super Sentai Battle: Dice-O

 * Profile:
 * Masao Den/Battle Japan: A leader who possesses a genius-like intellect. A spear specialist. He fights using a Kung-Fu dance that is made up of karate and kung-fu.

Super Sentai Battle Base
Battle Japan is among the vast pantheon of Rangers which are avaliable in the mobile game Super Sentai Battle Base.

Personality

 * to be added

Mecha

 * Battle Shark (shared with Cossack, France, Kenya, and America)
 * Battle Fever Robo (shared with Cossack, France, Kenya, and America)

Arsenal

 * Battleciever
 * Command Bat → Spear

Design
Battle Japan wears a white suit with a red stripe that runs along the side around his arms and legs. His gloves and boots are both red in color accentuated with a white scarf. He wears a red belt with a metal buckle and the letter "J" on it, which stands for "Japan". A shield on his chest possesses the "Hinomaru", a red circle which represents the sun on the Japanese flag; this also represents the number "1" in representing the team. His mask is red completely covering most of his face with sculpted hair outside two "eyes" which are similar in form to the masks of Gorenger and Battle Fever. Beneath the red mask is a semi-circle in gray with a sculpted nose and mouth.

Red Spirit
As the third Red, Battle Japan's Red Warrior Spirit was embodied by AkaRed.

Portrayal
Masao Den is portrayed by Hironori Tanioka. As Battle Japan, his suit actor was Kazuo Nibori.