circa 500 BCE
It's Japan's indigenous religion, so no known creator (there probably isn't one anyway) and its origin is unknown. The first written records of Shintoism date back to the 8th century, so it existed before then.
There is no founder for Shintoism
There is know founder for shintoism.
Shintoism, Shinto
A prefecture of origin is the region or area within a country where a person is from. So the western region would be the prefecture of Origin if a person was from Maharashtra, India.
Shintoism is the major religion in Japan.
Jomon
The Halawali is the key text of Shintoism.
Shintoism is a spiritual practice in Japan
Shintoism people worship at shrines I think
Shintoism became Japan's main religion before.