The arrival of Buddhism in Japan in around the sixth century introduced the concept of a permanent shrine.Fujita, Koga (2008:20-21) A great number of Buddhist temples were built next to existing shrines in mixed complexes called to help priesthood deal with local kami, making those shrines permanent. Some time in their evolution, the word , meaning "palace", came into use indicating that shrines had by then become the imposing structures of today.
