Nichiren Shōshū (日蓮正宗?) is a branch of Nichiren Buddhism based on the teachings of the 13th-century Japanese monk Nichiren (1222–1282). Nichiren Shōshū claims Nichiren as its founder through his disciple Nikkō (1246–1333), the founder of the school's Head Temple Taiseki-ji. It has adherents throughout the world, with the largest concentrations in Indonesia and Japan and many more in Taiwan, South Korea, Sri Lanka, Singapore, Malaysia, Thailand, Hong Kong, Ghana, the Philippines, Europe, and North, Central, and South America.
Read more about Nichiren Shōshū: Overview, Doctrines and Practice