As we have seen, the original forms of ceremonies were developed into the structures of romon, corridor, and heiden; on the other hand, a small size shrine, which was not big enough to have all the sections, subsequently consolidated all the features into a single pavillion.
このように祭祀の形式にあわせて、楼門と回廊と幣殿が建てられたが、これらを持つに至らない小規模な神社は、やがてその機能を圧縮して、ひとつの社殿にその機能を備えさせることにした。