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 the United States U.S. were Shuye Sonoda and Kakuryo Nishimjima, missionaries from Japan who arrived in 1899. The Buddhist Churches of America and the Honpa Hongwanji Mission of Hawaii are immigrant Buddhist organizations in the United States. The BCA is an affiliate of Japan's Nishi Hongwanji, a sect of Jōdo Shinshū, which is, in turn, a form of Pure Land Buddhism. Tracing its roots to the Young Men's Buddhist Association founded in San Francisco at the end of the 19th century and the Buddhist Mission of North America founded in 1899, it took its current form in 1944. All of the Buddhist Mission's