what eastern religion elements matrix. What are the countries of origin for buddhism, hinduism,confucianism,daoism.

Budhism started in imdia as well as hinduism

The reason buddhism is not popular in India is because the Guptas (northern envadors) adapted the religion when they took over India. This made it unpopular umong the indians and China had accepted it more.

Confusianism is not a relion it is more of a phillosophy for life but both it and daoism were born in China