To understand Taiwan we also need to understand the other political players in the region. So far we have largely ignored Japan, save to say that there were Japanese pirates operating in the area.
As we are currently in the 1500s, we will take a slight detour into the past to catch up on what has been happening in Japan from the Heian Period (794-1185 CE), the rise of the Fujiwara clan, the Hogan and Heiji Rebellions leading to the rise of the Minamoto family and the rise of the position of shogun over that of the emperor, the Kenmu Restoration and rise of the Ashikaga Shogunate and its demise, leading to the start of the Sengoku Jidai.

Akira Kurosawa’s use of movement in Samurai Seven.
Prof. CJ’s Gain and the State Episode and his Dangerous History Podcast.