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,
Jainism in Japan the common people in Japan. Jainism in Japan Jainism, unlike the closely related Buddhism, is a minority religion in Japan. At present, there are three Jain temples in Japan, with the Kobe Jain temple being the most famous one. Forty Japanese students were sponsored by the Government of India in the early 1950s to live and study in India. Some of them studied Navinaya in Varanasi and Gujarat, which led to new interest in the study of Jainism in Japan. One of the accomplishments was the first Japanese book by Minakata Kumagusu to simplify and translate the concepts of Jainism