Koitogawa Onsen
Bathing is not currently possible here (closed, suspended or private). Listed as a historical record.
Aohori Onsen
We leave the space empty rather than use another onsen's photo or a generated image. If you have a usable photo, use the suggestion form.
Save to passport
Official classification
Spring type (therapeutic classes)
Official spring-type name (as recorded)ナトリウム－塩化物泉（弱アルカリ性高張性低温泉）
- Source temperature
- Unconfirmed
- pH
- 7.6
- Flow rate
- 45 L/min
- Radon
- Unconfirmed
Appearance & feel
Water colour · Feel
BrownBlack (moor water etc.)
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
JR内房線青堀駅から徒歩約15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.
Onsen areas nearby
Register sources
- 青堀温泉 - Wikipedia(日本語版)Wikipedia · CC BY-SA 4.0 · 2026-10-09
Data status
Name & locationPublishedCoordinatesPublishedSpring typePublishedPhotosIn preparationFacilitiesIn preparationVisiting info (dated)In preparationEditorial articleIn preparation
Updated 2026-10-09
Suggest a correction or addition