Opening inventory: ten emperors, scare foreigners

Traveling through the parallel world, Qin Xiu discovered that in this world, worshiping foreigners and foreign countries is extremely serious, and other countries are constantly applying for patents, stealing things belonging to Kyushu, and even the Mid-Autumn Festival is said to be a foreign festival.
Just at this time, there was a craze for emperors all over the world, and all countries boasted about their ancient emperors, such as Napoleon and Louis the Great.
However, there is a fault in t...