This facility was called Tsukushi-no-murotsumi and functioned as the State Guest House and lodgings when the government invited the envoy of the Tang Dynasty, the Silla kingdom, and the Balhae Kingdom.
この施設は筑紫館（つくしのむろつみ）と呼ばれ、唐・新羅・渤海(国)の使節を迎える迎賓館兼宿泊所として機能した。