Tennenonsen Arisutonhoteruooita
Image: Agoda
PR · Agoda

Tennenonsen Arisutonhoteruooita

天然温泉　アリストンホテル大分
Info pending

Oita Oita

大分県 大分市

Onsen RyokanFree-Flowing Onsen

AT A GLANCE

Tennenonsen Arisutonhoteruooita is a bicarbonate spring (pH 8.6, alkaline). 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 skin beauty and dry skin.

SOURCES
♨Ariston Hotel Oita
アリストンホテル大分
Sodium Bicarbonate Hot Spring
炭
Carbonated SpringpH 8.652.1℃掘削動力揚湯
See effects, components & details
How Long to Stay (Toji)
Start with 2 nights / 3 days

Japan’s Ministry of the Environment notes that even a short stay refreshes you. For a full therapeutic cure, around 2–3 weeks is the guideline.

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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
Official siteOpen
Tattoo
No tattoosTattoos and gang affiliations prohibited. Management reserves the right to refuse entry.
About tattoos and onsen
Hours
Weekdays: 06:00〜09:30
Weekends & holidays: 06:00〜09:30
15:00 - 23:30 (Last entry 23:00) / 6:00 - 9:30 (Last entry 9:00)
Transit
Oita (大分) / 2-minute walk from Oita Station (大分駅)
Parking
Available. 8 spaces. ¥1,000 (tax incl.) per night. First-come, first-served. Affiliated parking also available (first-come, first-served).
Phone
097-578-7900
Facilities
Public BathSaunaOpen-air Bath
House rules
No bathing after drinking alcohol
This hot spring is exclusively for hotel guests. Please refrain from visiting for viewing purposes only. A PIN is required for entry to the women's public bath. Please be aware that the hot spring may be closed for maintenance. We recommend inquiring in advance.
Sources
travel.yahoo.co.jp公式じゃらんnavitime.co.jpoishiimati-oita.jp
This information may change without notice. Please contact the facility directly for accurate details.
Last updated: 6/7/2026
Learn more
Bicarbonate Spring — benefits, bathing tips, and onsen-hopping order
By health concern
Conditions this spring type may help with
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✨ 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