1 A meeting place. Originally specified as a place in a shinden style mansion *shinden-zukuri 寝殿造 from the 12th century to 14th century, but no particular building was constructed for this purpose. Finally, during the late 14th century to 15th century, facilities especially designated as a kaisho were built. It eventually came to have a Chinese style decor.
2 The guest quarters in the mansions of the nobility from the late 12th century to 15th century.
3 A meeting place for townsmen.
4 During the Edo period, referred place for selling products, including rice, gold, and silver, for issuing and exchanging the paper money of feudal clans, and for trading local products. The offices of feudal clans as well as those of the town and village official were located near this trading place.