Photo of Dokusawa Onsen
Photo information
Soren Bradley with Topographic - NASA Shuttle Radar Topography Mission (SRTM3) Admin ,Hillside - Geospatial Information Authority of Japan , https://nlftp.mlit. CC BY 4.0 View original page

Hokuriku & Koshinetsu · Onsen area

Dokusawa Onsen

どくさわおんせん · 毒沢温泉

Nagano · 諏訪郡下諏訪町

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Official classification

Spring type (therapeutic classes)

Official spring-type name (as recorded)硫酸塩泉

Source temperature
2°C
pH
2.53
Flow rate
8 L/min
Radon
Unconfirmed

Appearance & feel

Water colour · Feel

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:中央本線下諏訪駅よりバスで約15分で最寄バス停の「星が丘上」または「注連掛」へ。そこから徒歩約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.

Overview

毒沢温泉(どくさわおんせん)は、長野県諏訪郡下諏訪町(旧国信濃国)にある温泉。源泉温度の低い鉱泉であることから、毒沢鉱泉とも呼ばれる。

This overview is based on the lead section of the Japanese Wikipedia article "毒沢温泉" (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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