About Japanese pagoda

Pagodas in Japan are called tō , sometimes buttō or tōba and historically derive from the Chinese pagoda, itself an interpretation of the Indian stupa. Like the stupa, pagodas were originally used as reliquaries but in many cases they ended up losing this function. Pagodas are quintessentially Buddhist and an important component of Japanese Buddhist temple compounds but, because until the Kami and Buddhas Separation Act of 1868, a Shinto shrine was normally also a Buddhist temple and vice versa, they are not rare at shrines either. The famous Itsukushima Shrine, for example, has one.
Engaku-ji, a building with old-style katōmado

Japanese Buddhist architectonic solutions

Japanese Buddhist architecture is the architecture of Buddhist temples in Japan, consisting of locally developed variants of architectural styles born in China. After Buddhism arrived the continent via Three Kingdoms of Korea in the 6th century, an effort was initially made to reproduce original buildings as faithfully as possible, but gradually local versions of continental styles were developed both to meet Japanese tastes and to solve problems posed by local weather, which is more .