Right Onsen › Oita › Bungotakada
Kaimon hot spring
4.3★ · 134 Google ratings · Bungotakada, Oita · 海門温泉
✓ Day visitors✓ Kakenagashi
Before you go
Can you bathe here?
Day visitors
✓ YesReported by two visitors
Hours
15:00–20:00From the facility's listing
Closed
Wednesday, ThursdayWeekly closing days from the listing
Tattoos
? Call aheadNo policy stated in the 34 recent reviews we read or on the facility's website
Price
¥350 adultConfirmed by recent visitor reports
How we know this
- Day visitors: Multiple visitors paid a day-use admission fee and bathed without being residents or guests. · 2 visitors, May 2022 – Jul 2024
- Price: Adult admission has consistently been 350 yen across reviews from 2022 to 2026, with a discounted 180 yen rate for stamp-book holders mentioned once. · 3 visitors, May 2022 – May 2026
The bath
What you’ll find
Kaimon hot spring is a small municipal indoor bathhouse in Bungotakada known for its very strong, brown, salty iron-chloride spring water; tattoos are reportedly refused.
Bath setup
Indoor baths
1.0There is only a single small indoor tub.Reported by two visitors
Outdoor bath
✕ NoReported by two visitors
Sauna
✕ NoReported by one visitor
Cold bath
✕ NoReported by one visitor
Spring water
Spring type
sodium-magnesium chloride springReported by one visitor
Source temperature
40.8°CReported by one visitor
pH
pH 6.2Reported by one visitor
Free-flowing (kakenagashi)
✓ FullFresh spring water flows continuously through the bath
How we know this
- Indoor baths: There is only a single small indoor tub. · 2 visitors, May 2023 – Mar 2026
- Outdoor bath: There is no outdoor bath, only a single indoor tub. · 2 visitors, Oct 2023 – May 2026
- Sauna: The facility has no sauna. · 1 visitor, May 2026
- Cold bath: There is no cold plunge bath. · 1 visitor, May 2026
- Spring type: The posted analysis names the spring a sodium-magnesium chloride strong-salt spring. · 1 visitor, May 2026
- Source temperature: The source water temperature is 40.8°C according to the posted spring analysis. · 1 visitor, May 2026
- pH: The spring analysis lists a pH of 6.2 (neutral). · 1 visitor, May 2026
- Free-flowing (kakenagashi): The bath is fed by source-flow (kakenagashi) natural spring water. · 3 visitors, May 2023 – Mar 2026
Practical
What you need
Soap & shampoo
✓ ProvidedConfirmed by recent visitor reports
Lockers
✓ FreeLockers are free to use but have no lock, so items are stored without a key.Confirmed by recent visitor reports
Facilities
Rest area
✓ YesReported by two visitors
How we know this
- Soap & shampoo: Shampoo and body soap are provided at the sink area. · 3 visitors, May 2022 – May 2026
- Lockers: Lockers are free to use but have no lock, so items are stored without a key. · 3 visitors, May 2022 – Mar 2025
- Rest area: There is a small rest/waiting area used when the single tub gets crowded. · 2 visitors, Feb 2025 – May 2025
Timing
When to go
Weekly hours
| Day | Hours |
|---|---|
| Monday | 15:00–20:00 |
| Tuesday | 15:00–20:00 |
| Wednesday | Closed |
| Thursday | Closed |
| Friday | 15:00–20:00 |
| Saturday | 15:00–20:00 |
| Sunday | 15:00–20:00 |
Closed Wednesday, Thursday.
Getting there
How to get there
Nearest station
Buzen-Nagasu · JR Kyushu9.8 km in a straight line; bus or taxi from the station
Address
1778-8 Nakamatama, Bungotakada, Oita 872-1101From the facility's listing
Show a driver
海門温泉The name in Japanese, for a taxi or at the counter
Phone
+81978-25-5305Japanese-speaking. For tattoos or private baths a call is the only sure answer
Website
www.showanomachi.comOfficial, 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 Kaimon hot spring without staying overnight?
Multiple visitors paid a day-use admission fee and bathed without being residents or guests.
How much does Kaimon hot spring cost?
Adult admission has consistently been 350 yen across reviews from 2022 to 2026, with a discounted 180 yen rate for stamp-book holders mentioned once.
Is the water free-flowing spring water?
The bath is fed by source-flow (kakenagashi) natural spring water.
