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Kanto · Onsen area

Ōtoku Onsen

おうとくおんせん · 応徳温泉

Gunma · 吾妻郡中之条町

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Official classification

Spring type (therapeutic classes)

Official spring-type name (as recorded)硫黄泉(硫化水素型)

Source temperature
53.5°C
pH
8
Flow rate
80 L/min
Radon
Unconfirmed

Appearance & feel

Water colour · Feel

Black (moor water etc.)Yunohana (mineral flakes) · Yes

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.

No facility information yet.

Getting there

Reachable by public transport

鉄道:吾妻線長野原草津口駅よりバスで約20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.

Overview

応徳温泉(おうとくおんせん)は、群馬県吾妻郡中之条町にある温泉。尻焼温泉、花敷温泉、京塚温泉と共に六合温泉郷を形成する。草津温泉の上がり湯とも称される。

This overview is based on the lead section of the Japanese Wikipedia article "応徳温泉" (CC BY-SA 4.0). View original page

Register sources

Data status

Name & locationPublishedCoordinatesPublishedSpring typePublishedPhotosPublishedFacilitiesIn preparationVisiting info (dated)In preparationEditorial articleIn preparation

Updated 2026-10-09

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