The Kamiza where the Shogun was seated is decorated with oshi-ita, tana, shoin and chodaigamae (a decorative door) or mushakakushi (a secret door for bodyguards), and it is on the highest of the several stages of floors arranged in ascending order from shimoza, with a high-ranked structure called oriage gotenjo.
将軍の座る上座は押板、棚、書院、帳台構（武者隠し）によって荘厳されており、また下手から見ると床面が徐々に高くなり、上座は折上格天井という格式の高い造りになっている。