Toshiki Takayama (Taka) and Oshita Yuji, who had retired as detectives and opened a private detective agency in New Zealand, returned to Yokohama for the first time in 8 years….

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,…