Answer:
1. The Emperor's power was weakened leading to him losing his political power in Japan
2. Feudalism arose in Japan which is extremely similar to Western Europe's Feudalism
3. Feudalism is a system where peasants are expected to work and produce food on the land for the wealthy lords in return of military protection.
4. Minamoto Yorimoto was the Shogun by 1192
5. The Shogun ruled Japan since they are the real rulers of Japan while Emperor's where just figureheads. (pretty much the Shogun is a military dictator)