In the Middle age, the Zen-style triple-brackets is generally used in Zen-style temple's architecture. In the Esoteric Buddhist Temple Architecture, the Zen-style triple-brackets is not found out in Main Hall, but it found out in Zushi Architecture in 14th century. The triple-brackets on Zushi Architecture seems to grow into the peculiar shape in modern age. Zen-style brackets have two different types in length of bracket arms. Pilling of bracket arms and tie bracket arms are shown the difference in the age.