Warrior leaders in the 10th century in Japan who controlled provincial areas and ruled from small fortresses in the countryside were called AP World History Chapter 13 Warrior leaders in the 10th century in Japan who controlled provincial areas and ruled from small fortresses in the countryside were called a. Gempei b. seppuku. c. kata. d. bushi. e. samurai. Answer: D Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+