Ishida Onsen

石田温泉
Info pending

Hokkaido Hakodate

北海道 函館市

Onsen RyokanFree-Flowing Onsen

AT A GLANCE

Ishida Onsen is an acidic spring, iron spring, and sulfate spring (pH 2.1, acidic). 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 atopic dermatitis and psoriasis.

SOURCES
♨Ishida Onsen
石田温泉
Acidic Iron(II,III)-containing Aluminum Sulfate Spring
酸
Acidic Spring
鉄
Ferruginous Spring
硫塩
Sulphate SpringpH 2.142.5℃自然湧出
See effects, components & details

If a source spring listed for this facility looks incorrect, please contact us.

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.

More on toji length
Search on other sites
Search on AgodaSearch on Booking.comSearch on Trip.comSearch on ExpediaSearch on Rakuten TravelSearch on Jalan
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)
Hours
Weekdays: 15:00〜20:00
Weekends & holidays: 12:00〜20:00
Reception until 7:00 PM
Closed days: Day-trip bathing closed from December to late March.
Transit
Approx. 45 min by car from JR Hakodate Station (JR Hakodate Eki), approx. 40 min by car from Hakodate Airport. 8 min walk from Esan (恵山) bus stop.
Parking
Dedicated parking available (approx. 50 spaces, free).
Day use fee
¥500Adults (junior high school age and above): 500 yen, Children (elementary school age and below): 200 yen.
Phone
0138-85-2350
Facilities
Open-air bathIndoor bathLounge/HallShampooConditionerBody soap
Sources
n43.netwww3.ic-net.or.jponsen-map.site
This information may change without notice. Please contact the facility directly for accurate details.

Choose a ryokan in Hakodate (Yunokawa)

Learn more
Acidic Spring — benefits, bathing tips, and onsen-hopping order
By health concern
Conditions this spring type may help with
ACCESS
Google MapsNearby spots
Plan your onsen trip

Onsen towns are often rural with patchy Wi-Fi and limited public transport. Sort out data, tours and a car before you go.

Includes affiliate links

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