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,
Buddhism in Central Asia any other sect to spread Buddhism outside India, to areas such as Afghanistan, Central Asia, and China, and they had great success in doing so. Therefore, most countries which adopted Buddhism from China, also adopted the Dharmaguptaka vinaya and ordination lineage for bhikṣus and bhikṣuṇīs. According to A.K. Warder, in some ways in those East Asian countries, the Dharmaguptaka sect can be considered to have survived to the present. Warder further writes: In the 7th century CE, Yijing grouped the Mahīśāsaka, Dharmaguptaka, and Kāśyapīya together as sub-sects of the Sarvāstivāda, and stated that these three were not prevalent in the