About Niōmon

Niōmon is the Japanese name of a Buddhist temple gate guarded by two wooden warriors called Niō. The gate is called Heng Ha Er Jiang (哼哈二将) in China and Geumgangmun (금강문) in Korea. The two statues are inside the two posts of the gate itself, one at the left, one at the right. Structurally, it usually is either a rōmon or a nijūmon and can measure either 5x2 or 3x2 bays. It can sometimes have just one story, as in the case of Asakusa's Kaminarimon.
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 .