spa · Semboku, Japan
Kuroyu Onsen
Hotel spa not a bathhouse: here the bath is part of another programme
A seasonal Nyuto Onsenkyo ryokan in Semboku, Akita, with mixed indoor and open-air baths, men's and women's baths with a waterfall shower, and day bathing from April to November.
The full record, with the available operating, price and research data, is free for Bathhouse subscribers.
Venue information
- Address
- 2-1 Kuroyuzawa, Tazawako Obonai, Semboku, Akita
- City
- Semboku, Japan
- Status
- Open
- Access
- Drop-in
Features
- Type
- Hotel spa
- Heat
- Onsen / hot springs
- Setting
- Thermal spring
- Access
- Drop-in
- Social model
- MixedGender separated
- Amenities
- AccommodationRestaurant / bar
How it works
The operator lists a mixed indoor bath and rotenburo, men's and women's baths (indoor, rotenburo and waterfall bath) and two bookable private baths. It operates from mid-April to early November. Day bathing runs Thursday to Tuesday 9am-4:30pm (reception until 4pm) and Wednesdays 9-11am. The Nyuto Onsen association lists acidic sulfur and simple hydrogen-sulfide springs. There is a dining room and shop.
Day bathing paid at the front desk during the April-November season.
Frequently asked questions
Where is Kuroyu Onsen?
Kuroyu Onsen is at 2-1 Kuroyuzawa, Tazawako Obonai, Semboku, Akita, in Semboku, Japan.
What does Kuroyu Onsen have?
The published features include onsen / hot springs, accommodation and restaurant / bar.
How does access to Kuroyu Onsen work?
The published access models include drop-in. Check the current schedule and conditions on the official site before visiting.
Is Kuroyu Onsen open?
The status recorded by Bathhouse is: Open. The research was updated on 2026-10-14; confirm recent changes with the operator directly.
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About this research
Desk research updated on 2026-10-14; anything the operator has not published stays open. Bathhouse separates what the operator publishes from what was measured on a visit, and leaves unverified fields empty.
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