Matsumoto Marunouchi Hotel
Chubu, Nagano · Year-round
Only hotel inside Matsumoto Castle’s historic San-no-maru area—closest lodging to the national treasure keep; some rooms/outlooks toward the castle precinct.
Indoor option
Indoor / all-weather facilities noted for this stay.
Year-round oriented
Facilities aimed at year-round use (confirm maintenance closures).
family
Compact city hotel; confirm family room capacity.
