Right Onsen › Oita › Usa
Usashi Sada Hot Spring
3.8★ · 64 Google ratings · Usa, Oita · 佐田温泉（佐田老人憩の家）
✓ Natural hot-spring water✓ Rest area
Before you go
Can you bathe here?
Day visitors
✓ YesDay visitors from outside the city are regularly accepted and pay a higher entrance fee than local residents.stated by 3 visitors · Sep 2023 – Oct 2025
Hours
13:00–20:00 · closed Tuesday, Thursday, Saturday, Sundayfrom the facility listing
Tattoos
Not known · call aheadno policy stated in the 29 recent reviews we read or on the facility's website
Watch out
Bath temperature
Bath temperature is usually reported around 42°C, though a couple of visitors described it as cooler (about 39°C) or noted daily variation.
stated by 3 visitors · Dec 2019 – Apr 2025Soap & shampoo
Shampoo and soap are not supplied for free; several reviewers note items can be bought or borrowed at the front counter instead.
stated by 2 visitors · Oct 2022 – Oct 2023The bath
What you’ll find
A small, old-fashioned neighborhood hot-spring bathhouse in Usa's Ajimu area with a single indoor tub of clear sodium-chloride/bicarbonate water, cheap for local residents but pricier for outside visitors, and no free soap or shampoo.
Indoor baths
1The facility has a single indoor bathtub with no separate outdoor bath.stated by 3 visitors · May 2021 – Oct 2023
Rest area
✓ YesA rest area or lounge is available for use after bathing.stated by 3 visitors · Jul 2018 – Oct 2025
The water
Spring type
Sodium chloride - bicarbonate springA posted analysis identifies the water as a sodium chloride–bicarbonate spring.stated by 1 visitor · Jul 2018
Bath temperature
42°CBath temperature is usually reported around 42°C, though a couple of visitors described it as cooler (about 39°C) or noted daily variation.stated by 3 visitors · Dec 2019 – Apr 2025
Chlorinated
✓ YesMultiple visitors noticed a chlorine smell and one review explicitly notes chlorine use is disclosed.stated by 3 visitors · Apr 2022 – Jan 2023
Practical
What to bring
Soap & shampoo
Not provided — bring your ownShampoo and soap are not supplied for free; several reviewers note items can be bought or borrowed at the front counter instead.stated by 2 visitors · Oct 2022 – Oct 2023
Lockers
✓ FreeValuables lockers are lent for free at the front counter.stated by 2 visitors · Aug 2018 – Apr 2022
Timing
When to go
Quietest Friday around 14:00; busiest Wednesday around 18:00. Measured by Google over past visits, not a forecast.
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Quiet Busy
| Day | Hours |
|---|---|
| Monday | 13:00–20:00 |
| Tuesday | Closed |
| Wednesday | 13:00–20:00 |
| Thursday | Closed |
| Friday | 13:00–20:00 |
| Saturday | Closed |
| Sunday | Closed |
Closed Tuesday, Thursday, Saturday, Sunday.
Practical
Plan your visit
📍 949-1 Ajimumachi Sada, Usa, Oita 872-0651
🚃 Nishiyashiki station, 6.9 km
📞 +81978-44-2180
📋 Show at the counter: 佐田温泉（佐田老人憩の家）
Nearby
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