History of Japan men instead joined forces with Emperor Go-Daigo and overthrew the Kamakura shogunate. Japan nevertheless entered a period of prosperity and population growth starting around 1250. In rural areas, the greater use of iron tools and fertilizer, improved irrigation techniques, and double-cropping increased productivity and rural villages grew. Fewer famines and epidemics allowed cities to grow and commerce to boom. Buddhism, which had been largely a religion of the elites, was brought to the masses by prominent monks, such as Hōnen (1133–1212), who established Pure Land Buddhism in Japan, and Nichiren (1222–82), who founded Nichiren Buddhism. Zen Buddhism spread widely among
Buddhism in Bangladesh the city of Bikrampur and spread Mahayana Buddhism. Chandra Dynasty's Puranchandra and Subarnachandra adopted Buddhism, as did their successors Trailokyachandra and Srichandra who ruled Harikel and Chandradwip (Barisal). The Khadga Dynasty was a Buddhist dynasty of kings that carried the surname Bhatt. They made several temples and monasteries. King Rajabhata was for example a very committed Mahayanist Buddhist. Buddhism in various forms appears to have been prevalent at the time of the Turkish conquest in 1202. The invading armies apparently found numerous monasteries, which they destroyed. With the destruction of centers of Buddhist learning, such as Nalanda University, Buddhism rapidly