Reference is made to the Xianlin class armored ship, Kaiyang class armored ship and French marine class armored ship in the Shogun General 2 Total War.In 1868, the shogunate was destroyed in a confrontation with the Meiji government. More than a year before the shogunate fell, the shogunate navy commissioned the Netherlands to build an ocean going armored battleship called Nagaomaru. In order to resist the Meiji government and advance from the Netherlands towards Japan in Asiathe armored battleship Nagaomaru embarked on a three-month return journeyThe Nagaoka Maru class armored battleship is a fictional second generation flagship of the Shogunate Navy during the Japanese Civil War, following the Kaiyang Maru. It has a total length of 76.5m and is armored with 526mm oak armor and 123mm wrought iron armor. It is equipped with 8 pound guns, 26 16 pound guns, 40 24 pound guns, 28 42 pound guns, and a full displacement of 5960 tons. The ship was originally the second ship of the Saint Vincent class battleship built by France for the Netherlands, Later, Japan purchased the ship from the Netherlands and renamed it Nagaomaru due to local demand