館

also 屋形

1. noun, poetic mansion; palace; manor house; castle
2. honorific, archaic, usu. as (お)～様 nobleman; noblewoman; lord; master; dignitary
3. archaic temporary residence

かん

1. noun, suffix (large) building; public building; hall

むろつみ also 室積み · 室積

1. noun, archaic inn

たち · たて

1. noun, poetic, esp. たち mansion (of a noble); manor house; official residence (of a noble or government official)
2. poetic, esp. たて small castle; fort