Key Points - The Imperial Japanese Navy's Yamato-class warships were the largest and most powerfully armed battleships ever constructed, boasting massive 18.1-inch main guns. -However, the two ...
Key Points and Summary - Japan’s Design A-150 “Super Yamato” was meant to be the ultimate battleship: up to 70,000–90,000 tons, six 510 mm guns, huge armor belts, and 30-knot speed to crush any U.S.