India
Yes.
in asia Answer: Buddhism originated in India, spread to China and other parts of Asia and to Europe and is practiced throughout the world today.
With the cosmopolitan nature of the world today it is likely that Buddhism is practiced almost everywhere. The main bloc of adherents continues to be in Asia.
Buddhism began with the Buddha in about 440 BCE and has been continuously practiced from then until now.
Buddhism
Buddhism is primarily practiced in Asia.
Buddhism can be practiced ANYWHERE in the world. It is easier to practice buddhism in the eastern countries however buddhism is now starting to grow in America and other countries over in the west. There is no set place where buddhism should be practiced because it is more of a way of life, not as much a religion.
Because Buddhism is taught in many different ways; through books, teacher-student relationship as well as the direct experience of mind it is probably taught in many different nations of the world in all kinds of conditions.
Buddhism is practiced in parts of Asia such as Bhutan, Thailand, Taiwan, Japan, Korea, China, Mongolia, Burma, India, Nepal, Sri Lanka, and now it's the fastest growing religion in the west too.
Countries among which Buddhism is practiced includes India, Sri lanka. According to Buddhist tradition, the Buddha lived and taught in the eastern part of India.
The majority of the Khmer followers practiced Buddhism. They referred to the religion as Khmer Buddhism style, because the religion was a mixture of Buddhism and Hinduism.