Buddhism in Japan movement to eradicate Buddhism and bring Shinto to ascendancy arose throughout the country due to the strong connections of Buddhism to the Shōguns. During the Meiji period (1868–1912), after a coup in 1868, Japan abandoned its feudal system and opened up to Western modernism. Shinto became the state religion. Within the Buddhist establishment the Western world was seen as a threat as well as a challenge to stand up to. Buddhist institutions had a simple choice: adapt or perish. Rinzai and Soto Zen chose to adapt, trying to modernize Zen in accord with Western insights, while simultaneously maintaining a Japanese
Buddhism in Japan as cultural institutions. A study about the reason for the growth in lay believers and increased engagement in society attributes the cause to Nichiren teachings of 'social responsibility': "In the tradition of Nichiren Buddhism, however, we find the Lotus Sutra linked to a view of social responsibility that is distinctive". According to an academic study, lay believers of Buddhism "...offer an alternative view of Japan where their form of Buddhism would form the religious foundation of a peaceful and psychologically and materially enriched society". ["East Asian Buddhism is very diverse in its teachings and monastic practices, and Japanese Buddhism, in