2020-07-03 During the Jiajing period of the Ming Dynasty, Japanese invasions broke out along the southeast coast, which lasted for decades and stretched thousands of miles.In fact, the number of Japanese pirates from beginning to end was only a few thousand. Facing the 300,000 coastal defense troops of the Ming Dynasty, they were able to escape unscathed every time.Take the year 1555 AD as an example. 72 Japanese pirates lost their way after plundering and ran into the interior like headless flies. They were able to travel thousands of miles across the three provinces of Zhejiang, Anhui and Jiangsu for three months. They conquered cities and territories, and finally dared to attack Nanjing, the political center of the Ming Dynasty, by mistake. The Ming army dispatched absolutely superior troops to annihilate it, but the casualties they paid were as high as 3,000.Objective analysis shows that it is not that the Ming army's armaments were slack. The Japanese pirates themselves were backed by overseas arms dealers and were mainly samurai and ronin. From the quality of individual soldiers to weapons and equipment, they were obviously better than the Ming army. They also fought with small units, and their tactics were flexible and single-handed. From a military perspective, it's a bit like 'special forces'.Until the appearance of 'Qi Jiajun', Qi Jiajun seemed to belong to the Japanese pirates