Marumigaoka Onsen Hotel
丸美ヶ丘温泉ホテルまるみがおかおんせんホテル
Day Use
YesThe private family-bath rooms (10 of them, no reservation needed) run on their own schedule: from noon on Sundays, from 2pm Monday through Saturday, both closing at 11pm with last entry at 10pm.
Main bath: ¥600 for adults, ¥100 for elementary-school kids, free for infants (an 11-visit coupon book is ¥5,500; soap and shampoo aren't included but can be rented or bought at the front desk). The private family-bath rooms are billed separately, by the hour: ¥1,100 per room for one adult, ¥800 per adult when two or more share, ¥300 for elementary-school kids, ¥100 for infants (extensions available in 10-minute increments for an extra fee).
Bathing & Water
Open-air outdoor bath
Enclosed indoor bathing area
Dry heat sauna room
Low-temperature (~50°C) far-infrared 'Tron' sauna inside the main bath, capacity 4. Sauna set (mat + bath towel) rentable at the front desk for ¥400; was closed for repair/maintenance for a while and has since reopened with etiquette rules (rinse off before entering, use mat + towel). Announced temporary closure 4/29-5/6 (Golden Week).
Cold water plunge bath, typically used after sauna
Uses natural hot spring water
Capabilities
Private bath available for day-use visitors or hotel guests to reserve
10 reservation-free private family-bath rooms, billed hourly (separate hours/price from the main bath). Summer 2026: temporarily set to a lukewarm 38-40°C using diluted high-temperature source water.
Shared bathing area for all genders
No mixed bathing (混浴) mentioned anywhere on the official site or in reviews; baths are described as the standard arrangement with gendered baby-care equipment.
Policies & Services
Welcomes children and families
Day-use bath pricing also has an infant-free / elementary-school discount tier (幼児無料・小学生100円).
Restaurant or dining open to visitors (not just hotel meal plans)
Room-only stay (no meals at all, for lodging or day-use); no restaurant/dining section found anywhere on the site.
Shower, wash stations, soap and shampoo provided
Soap/shampoo aren't complimentary but are rentable/purchasable at the desk, implying washing stations exist at the baths (not directly stated).
Relaxation space for after bathing
On-site or nearby parking available
Views
ForestHighlights
Lukewarm BathPrograms
About
Marumigaoka Onsen Hotel is a simple hot spring inn featuring a bathhouse with views of the surrounding forest. It offers two types of baths: a hot one and a lukewarm one at body temperature, allowing for long, relaxing soaks. The water is pure and natural, creating a calm and understated bathing experience.
Loading map…
No reviews yet
Be the first to share your experience!
Last updated July 14, 2026