Daimaru Onsen Ryokan
大丸温泉旅館
Tochigi Nasu, Nasu District
栃木県 那須町
Daimaru Onsen Ryokan
大丸温泉旅館
Tochigi Nasu, Nasu District
栃木県 那須町
Onsen RyokanFree-Flowing Onsen
AT A GLANCE
Daimaru Onsen Ryokan is a simple spring (pH 7.3, neutral). Naturally flowing (no recycling or dilution). Contains ≥50 mg/kg of metasilicic acid, certified as a beauty spring. Per Japan's Ministry of the Environment guidelines, indicated for autonomic disorder, insomnia, and fatigue recovery.
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USAGE
Free-Flowing Onsen
Pure spring water — no dilution, no recirculation
HeatedNo
DilutedNo
RecycledNo
FilteredNo
DisinfectedNo
AdditivesNo
▸Note
The temperature, pH and component values shown here are based on the hot spring analysis (source). Actual values in the bath may differ depending on heating, dilution, recycling and filtration. Please check current usage status at the facility.
FACILITY INFO
AI draft (unverified)Official site
Tattoo
No tattoosGuests with tattoos are strictly prohibited from using the facilities, in accordance with police guidance.
Private bath (Kashikiri)
Available
Bathing wear (Yuami-gi)
Free rental
About tattoos and onsen
Travelers with tattoos can still bathe comfortably in a private bath (Kashikiri) or a room with a private open-air bath.
Hours
Weekdays: 11:30〜15:00
Weekends & holidays: 11:30〜15:00
Last admission for day-use bathing is 14:30. Overnight guests can use the baths 24 hours, except during cleaning (10:00-11:30).
Closed days: Irregular holidays
Transit
Approx. 70 min by local bus (Kanto Bus) from JR Tohoku Shinkansen Nasushiobara Station (JR Tōhoku Shinkansen Nasushiobara Eki) (reservation required 2 days in advance, round trip 500 yen). Approx. 30 min by car from Tohoku Expressway Nasu IC (Tōhoku Jidōshadō Nasu IC).
Parking
Available, 30 spaces, free. *This is the Prefectural Oomaru Parking Lot (Ken'ei Oomaru Chūshajō) located just before the ryokan.
Day use fee
¥1,300Adult price. Children (3 years old to elementary school age) 1,000 yen. Includes face towel and bathing wear.
Phone
Facilities
Public BathOpen-air BathPrivate BathDrinking SpringGift ShopTea LoungeRest Area
House rules
No photography in the bath area
The facility is built on a slope, so there are many stairs. Please contact us in advance if you have difficulty walking.
Sources
This information may change without notice. Please contact the facility directly for accurate details.
REVIEWS
Nearby Similar Hot Springs
✨ The descriptions, catch phrases, and translations on this page are generated by AI (Claude). pH, temperature, and component values are OCR-extracted from the official analysis report. Learn more


