Right Onsen › Oita › Oita
Tennen Onsen Kasei-no-Yu
4.0★ · 37 Google ratings · Oita, Oita · 天然温泉 キャセイの湯
✓ Day visitors✓ Tattoos allowed✓ Private bath✓ Kakenagashi
Before you go
Can you bathe here?
Day visitors
✓ YesConfirmed by recent visitor reports
Hours
10:00–00:00From the facility's listing
Tattoos
✓ AllowedReported by two visitors
Price
¥400 adultConfirmed by recent visitor reports
Private bath
✓ AvailableConfirmed by recent visitor reports
Bathing
Men and women separateReported by two visitors
How we know this
- Day visitors: Day-use bathing is offered for 400 yen at the hotel front desk, from 2022 through 2026. · 3 visitors, Aug 2022 – Mar 2024
- Tattoos: Visitors in 2026 and 2026 reported that customers with tattoos or irezumi enter without being turned away. · 2 visitors, Jan 2026 – Jul 2026
- Price: The adult day-use fee has been consistently 400 yen from 2022 to 2026, paid at the hotel front desk. · 3 visitors, Mar 2024 – Aug 2026
- Private bath: A separate family/private bath can be reserved for about 2000 yen per hour, in addition to the main communal bath. · 3 visitors, Apr 2024 – Oct 2024
- Bathing arrangement: The facility has separate men's and women's bathing areas. · 2 visitors, Apr 2024 – Jul 2026
The bath
What you’ll find
This is a small hot-spring bath attached to a business hotel in Oita city, open to day-use visitors for 400 yen, known for its very hot, strongly salty source-fed water and a cold plunge bath.
Bath setup
Indoor baths
1.0Reported by two visitors
Cold bath
✓ YesConfirmed by recent visitor reports
Private bath
✓ YesConfirmed by recent visitor reports
Spring water
Spring type
sodium-magnesium chloride-bicarbonate springConfirmed by recent visitor reports
Source temperature
51.6°CThe posted source temperature was about 51°C in 2023 and 51.6°C in 2024.Reported by two visitors
Free-flowing (kakenagashi)
✓ FullFresh spring water flows continuously through the bath
How we know this
- Indoor baths: The communal bathing area has one main indoor hot bath plus a separate cold bath. · 2 visitors, Apr 2024 – Aug 2024
- Cold bath: A cold plunge bath is available alongside the main hot bath, used by visitors from 2024 to 2026 for alternating bathing. · 3 visitors, Aug 2024 – Aug 2026
- Private bath: A separate family/private bath can be reserved for about 2000 yen per hour, in addition to the main communal bath. · 3 visitors, Apr 2024 – Oct 2024
- Spring type: The spring is consistently identified as a strong sodium-magnesium chloride-bicarbonate (salt) spring from 2023 to 2026. · 3 visitors, Apr 2023 – Jul 2026
- Source temperature: The posted source temperature was about 51°C in 2023 and 51.6°C in 2024. · 2 visitors, Mar 2023 – Apr 2024
- Free-flowing (kakenagashi): Multiple visitors from 2023 to 2026 describe the bath as genuine source-fed (kakenagashi) hot spring water. · 2 visitors, Apr 2023 – Jun 2025
- Full spring description: sodium-magnesium chloride-bicarbonate spring (strong salt spring)
Practical
What you need
Soap & shampoo
✓ ProvidedConfirmed by recent visitor reports
Lockers
✓ FreeChanging room lockers need no coin, though several visitors between 2024 and 2026 noted the lockers have no working locks or are absent, so valuables should be kept elsewhere.Confirmed by recent visitor reports
Hair dryer
✓ YesA hair dryer is available, free on the women's side in 2024 but rentable at the desk on the men's side in 2025.Reported by two visitors
Facilities
Lodging
✓ YesConfirmed by recent visitor reports
How we know this
- Soap & shampoo: Shampoo and body soap are provided at the washing area, reported from 2024 through 2026. · 3 visitors, Aug 2024 – Aug 2026
- Lockers: Changing room lockers need no coin, though several visitors between 2024 and 2026 noted the lockers have no working locks or are absent, so valuables should be kept elsewhere. · 3 visitors, Apr 2024 – Aug 2026
- Hair dryer: A hair dryer is available, free on the women's side in 2024 but rentable at the desk on the men's side in 2025. · 2 visitors, Apr 2024 – Jul 2025
- Lodging: The bath is attached to a business hotel, with hotel guests bathing free and outside visitors paying the day-use fee. · 4 visitors, Aug 2022 – Aug 2026
Timing
When to go
Weekly hours
| Day | Hours |
|---|---|
| Monday | 10:00–00:00 |
| Tuesday | 10:00–00:00 |
| Wednesday | 10:00–00:00 |
| Thursday | 10:00–00:00 |
| Friday | 10:00–00:00 |
| Saturday | 10:00–00:00 |
| Sunday | 10:00–00:00 |
Getting there
How to get there
Nearest station
Minami-Ōita · JR KyushuAbout 13 min on foot, 1.1 km in a straight line
Address
Oita Cathay Hotel, 2-chome-1-1261 Kaku, Oita, 870-0892From the facility's listing
Show a driver
天然温泉 キャセイの湯The name in Japanese, for a taxi or at the counter
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Questions
Common questions
Does Tennen Onsen Kasei-no-Yu allow tattoos?
Visitors in 2026 and 2026 reported that customers with tattoos or irezumi enter without being turned away.
Can I visit Tennen Onsen Kasei-no-Yu without staying overnight?
Day-use bathing is offered for 400 yen at the hotel front desk, from 2022 through 2026.
How much does Tennen Onsen Kasei-no-Yu cost?
The adult day-use fee has been consistently 400 yen from 2022 to 2026, paid at the hotel front desk.
Is the water free-flowing spring water?
Multiple visitors from 2023 to 2026 describe the bath as genuine source-fed (kakenagashi) hot spring water.
