Right Onsen › Kanagawa › Hakone
Spa Eternal
4.7★ · 12 Google ratings · Hakone, Kanagawa · グリーンプラザ(日帰り温泉)
✓ Day visitors✓ Outdoor bath✓ Sauna
Before you go
Can you bathe here?
Day visitors
✓ YesConfirmed by recent visitor reports
Hours
13:00–18:00From the facility's listing
Tattoos
? Call aheadNo policy stated in the 10 recent reviews we read or on the facility's website
Price
¥1,400 adultConfirmed by recent visitor reports
How we know this
- Day visitors: Day-use bathing is available; pricing varies by date from 1400–1600 yen with towels included. · 6 visitors, Apr 2024 – Jul 2026
- Price: Day-use price 1400 yen with HP discount (June 2025); 1500 yen (May 2025) and 1600 yen (April 2024) noted in other reviews. · 3 visitors, Apr 2024 – Jun 2025
Atmosphere

The bath
What you’ll find
Hakone hot spring hotel with day-use access, known for private onsen source and Mt. Fuji views from outdoor bath.
Bath setup
Indoor baths
1.0Reported by one visitor
Outdoor bath
✓ YesConfirmed by recent visitor reports
Sauna
✓ YesReported by one visitor
View
MountainConfirmed by recent visitor reports
Spring water
Spring type
sulfurReported by two visitors
How we know this
- Indoor baths: One indoor bath (naiya) plus one outdoor bath and sauna. · 1 visitor, Jun 2025
- Outdoor bath: Outdoor bath available with views of Mt. Fuji on clear days. · 5 visitors, Dec 2023 – Jul 2026
- Sauna: Sauna available on-site. · 1 visitor, Jun 2025
- View: Mt. Fuji views from outdoor bath on clear days; one review notes high elevation provides cool air. · 4 visitors, Dec 2023 – Mar 2026
- Spring type: Seniokeihara hot spring with sulfur content; facility operates its own spring source. · 2 visitors, Apr 2024 – Aug 2024
Practical
What you need
Towels
✓ IncludedReported by two visitors
Accessibility
Accessible restroom and accessible parkingFrom the facility's listing. Bath access not confirmed
Facilities
Rest area
✓ YesReported by one visitor
Lodging
✓ YesReported by two visitors
How we know this
- Towels: Bath towels and hand towels provided with day-use admission; hand towel is take-away. · 2 visitors, Jun 2025 – Jul 2026
- Rest area: Rest benches available. · 1 visitor, Jun 2025
- Lodging: Lodging available at the hotel. · 2 visitors, Jun 2025 – Jul 2026
Timing
When to go
Weekly hours
| Day | Hours |
|---|---|
| Monday | 13:00–18:00 |
| Tuesday | 13:00–18:00 |
| Wednesday | 15:00–18:00 |
| Thursday | 15:00–18:00 |
| Friday | 13:00–18:00 |
| Saturday | 13:00–18:00 |
| Sunday | 13:00–18:00 |
Getting there
How to get there
Nearest station
Sōunzan · Hakone Tozan Railway · OH622.7 km in a straight line; bus or taxi from the station
Address
1244-2 Sengokuhara, Hakone, Ashigarashimo District, Kanagawa 250-0631From the facility's listing
Show a driver
グリーンプラザ(日帰り温泉)The name in Japanese, for a taxi or at the counter
Phone
+81570-092-489Japanese-speaking. For tattoos or private baths a call is the only sure answer
Website
www.hgp.co.jpOfficial, in Japanese
The map loads only when you ask for it and connects your browser to Google.
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What matters
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Questions
Common questions
Can I visit Spa Eternal without staying overnight?
Day-use bathing is available; pricing varies by date from 1400–1600 yen with towels included.
How much does Spa Eternal cost?
Day-use price 1400 yen with HP discount (June 2025); 1500 yen (May 2025) and 1600 yen (April 2024) noted in other reviews.