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Kaimonji Onsen

4.1★ · 849 Google ratings · Beppu, Oita · 海門寺温泉 Kaimonji onsen

Open in Google Maps Official site (Japanese)
Natural hot-spring water Free-flowing source water Rest area
Before you go

Can you bathe here?

Day visitors
✓ YesDay-use bathing is offered and used by both tourists and locals throughout 2026.stated by 3 visitors · Mar 2026 – May 2026
Hours
06:30–14:00 · closed Mondayfrom the facility listing
Price
¥250Adult admission has been consistently reported as 250 yen from 2026-02 through 2026-08.stated by 3 visitors · Feb 2026 – Jul 2026
Tattoos
Not known · call aheadno policy stated in the 34 recent reviews we read or on the facility's website

How we know this

Watch out
Hair dryer
A hair dryer can be rented for 50 yen at the front desk.
stated by 3 visitors · Mar 2026 – Jul 2026
Lockers
Reviewers disagreed: some found 100-yen coin lockers where the coin is not returned, while one reviewer found no lockers at all.
stated by 3 visitors · Feb 2026 – Jul 2026
Towels
Multiple reviewers noted towels are not provided and must be brought or purchased.
stated by 3 visitors · Feb 2026 – Jul 2026
Soap & shampoo
Soap and shampoo are not supplied; several visitors said to bring their own or buy on site (2026-04 to 2026-05).
stated by 2 visitors · Feb 2026 – Apr 2026
The bath

What you’ll find

A cheap, no-frills municipal neighborhood bathhouse near Beppu Station with two very hot indoor soaking pools; bring your own towel and soap, and be ready for scalding water.

The water
Spring type
Simple alkaline spring (tanjun onsen)One reviewer cited a posted analysis describing a simple weakly-alkaline hot spring.stated by 1 visitor · Jul 2026
Practical

What to bring

Payment
✓ Cards & QR acceptedVisitors reported being able to pay with PayPay in 2026.stated by 2 visitors · Feb 2026 – Jul 2026
Towels
Bring your ownMultiple reviewers noted towels are not provided and must be brought or purchased.stated by 3 visitors · Feb 2026 – Jul 2026
Soap & shampoo
Not provided — bring your ownSoap and shampoo are not supplied; several visitors said to bring their own or buy on site (2026-04 to 2026-05).stated by 2 visitors · Feb 2026 – Apr 2026
Lockers
Coin not returnedReviewers disagreed: some found 100-yen coin lockers where the coin is not returned, while one reviewer found no lockers at all.stated by 3 visitors · Feb 2026 – Jul 2026
Hair dryer
✓ YesA hair dryer can be rented for 50 yen at the front desk.stated by 3 visitors · Mar 2026 – Jul 2026
Timing

When to go

Quietest Saturday around 6:00; busiest Saturday around 19:00. Measured by Google over past visits, not a forecast.

8A9A10A11A12P13P14P15P16P17P18P19P20P
MO
TU
WE
TH
FR
SA
SU

Quiet Busy

DayHours
MondayClosed
Tuesday06:30–14:00
Wednesday06:30–14:00
Thursday06:30–14:00
Friday06:30–14:00
Saturday06:30–14:00
Sunday06:30–14:00

Closed Monday.

Practical

Plan your visit

📍 2 Chome-3-2 Kitahama, Beppu, Oita 874-0920
🚃 Beppu station, 0.3 km
📞 +81977-22-3625
📋 Show at the counter: 海門寺温泉 Kaimonji onsen
Google Maps
Nearby

Other baths close by

Beppu · 4.3★
Beppu · 4.1★
Beppu · 4.2★
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