Production Companies: Robot Communications , TOHO , Abe Shuji , The Asahi Shimbun , Culture Entertainment , dentsu , GYAO , Hikari TV , Jiji Press , KDDI , Kinoshita Group , Kodansha , Lawson , Mainichi Newspapers , Nippon Broadcasting System , Nippon Television Network Corporation , Shirogumi , Tokyu Agency , Yomiuri Telecasting Corporation , Nippan Group Holdings .
Overview: It is the early 1930s and the command of the Japanese Imperial Navy determines to construct the world's biggest and most formidable battleship, Yamato. One of the admirals, Yamamoto Isoroku, disagrees. He recruits the upstart and mathematics' expert Tadashi Kai who discovers there are discrepancies between the official cost estimates and the actual figures. They soon find out that they have stumbled upon a conspiracy.
, TOHO 
, Abe Shuji , The Asahi Shimbun 
, Culture Entertainment 
, dentsu 
, GYAO 
, Hikari TV 
, Jiji Press 
, KDDI 
, Kinoshita Group 
, Kodansha 
, Lawson 
, Mainichi Newspapers , Nippon Broadcasting System 
, Nippon Television Network Corporation 
, Shirogumi 
, Tokyu Agency 
, Yomiuri Telecasting Corporation 
, Nippan Group Holdings 
.
