The origin of Buddhism is INDIA.
India then spread to China, Japan, Vietnam, etc.
India. it is said that during the Flower Sermon the Buddha himself transmitted zen to Mahakasyapa who smiled as the Buddha held up a lotus flower. He became the first Zen Patriarch. A later...
Buddhism originated in northern India, and developed from Hinduism.
Buddhism is all over the world. But mainly in Asia in and around India. Allthough there are around 300,000 Buddhists in the UK.