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Kanto · Onsen area

Isobe Onsen

いそべおんせん · 磯部温泉

Gunma · 安中市

Status unconfirmed
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Official classification

Spring type (therapeutic classes)

Official spring-type name (as recorded)塩化物・炭酸水素塩強塩温泉(ナトリウム)

Source temperature
Unconfirmed
pH
Unconfirmed
Flow rate
Unconfirmed
Radon
Unconfirmed

Appearance & feel

Water colour · Feel

Unconfirmed

Colour and feel are listed only where a source states them. They vary by day and by bath.

This area has basic information only. In-depth articles are being added.

Facilities in this area

Facilities come from the register (Wikipedia, OpenStreetMap, official sites). Those marked "natural spring unconfirmed" are listed on the basis of their name only.

Ryokan (inn) · Status unconfirmed

小島屋旅館

Day-use bathing
Unconfirmed
Fee
Unconfirmedno check date
Hours
Unconfirmedno check date

Getting there

Reachable by public transport

鉄道:最寄り駅はJR信越本線 磯部駅、車:上信越自動車道・松井田妙義インターチェンジから約10分

Checked
no check date

Visitor reviews

No reviews yet. While the review platform is being prepared, we do not display fictional reviews or ratings.

Review posting is in preparation, with visit date, facility, comments on water, scenery and access, photos, language and reporting.

Register sources

Data status

Name & locationPublishedCoordinatesPublishedSpring typePublishedPhotosPublishedFacilitiesPublishedVisiting info (dated)In preparationEditorial articleIn preparation

Updated 2026-10-09

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