On the western hisashi in order from the north was the Oyudono-no-ue room (where food was prepared for an emperor), Ochozu-no-ma room (where an emperor had his hair cut), Asagarei-no-ma room (where an emperor ate breakfast), Daibandokoro (where the meal tray was placed), and Oni-no-ma (for placing miniature shrines, and so on).
西側の廂には北から順に御湯殿上（天皇の食事を調理する）、御手水間（天皇の調髪を行う）、朝餉間（天皇が朝食を取る）、台盤所（食事を載せた台を置く）、鬼間（厨子などを置く）が並ぶ。