Where does “博物館” come from?

博物館 (Japanese) comes from Japanese 館, from Japanese 立ち, from Japanese 立つ, from Proto-Japonic tatu.

博物館 (Japanese): museum

Definitions

Step	Language	Word	Meaning
1	Japanese	館	a roofed structure on a boat, shaped like a...
2	Japanese	立ち	standing, standing up; standing; starting,...
3	Japanese	立つ	to stand, to stand up, to rise; to depart; to...
4	Proto-Japonic	tatu	—