Buddhism in Japan began teaching devotion to the "Lotus Sutra". Eventually, his disciples formed their own school of Nichiren Buddhism, which includes various sects that have their own interpretations of Nichiren's teachings. Nichiren Buddhism established the foundation of Japanese Buddhism in the thirteenth century. The school is known for its sociopolitical activism and looks to reform society through faith. In the Muromachi period, Zen, particularly the Rinzai school, obtained the help of the Ashikaga shogunate and the Emperor of Japan, and accomplished considerable development. After the Sengoku period of war, Japan was re-united in the Azuchi–Momoyama period. This decreased the power of Buddhism,
Korean Buddhism Korean Buddhism Korean Buddhism is distinguished from other forms of Buddhism by its attempt to resolve what it sees as inconsistencies in Mahayana Buddhism. Early Korean monks believed that the traditions they received from foreign countries were internally inconsistent. To address this, they developed a new holistic approach to Buddhism. This approach is characteristic of virtually all major Korean thinkers, and has resulted in a distinct variation of Buddhism, which is called "Tongbulgyo" ("interpenetrated Buddhism"), a form that sought to harmonize all disputes (a principle called "hwajaeng" 和諍) by Korean scholars. Korean Buddhist thinkers refined their predecessors' ideas into a