館
カン, やかた, たて, たち
building, mansion, large building, palace
JLPT4 G3 S16 F613
As per 官# (official building) + 食 food/eating → official building for taking meals → (large) *building*; *inn*; *shop*. Also, *fort*, *mansion* and *place where cultural activities are held*.
[Full Kanji Etymology List]