Right Onsen › Kanagawa › Yokosuka
Miyamoto Onsen
3.7★ · 87 Google ratings · Yokosuka, Kanagawa · 宮本温泉
✓ Day visitors✓ Tattoos allowed✓ Outdoor bath✓ Sauna
Before you go
Can you bathe here?
Day visitors
✓ YesFrom the facility's listing
Hours
15:00–23:00From the facility's listing
Closed
FridayWeekly closing days from the listing
Tattoos
✓ AllowedReported by two visitors
Bathing
Men and women separateReported by two visitors
How we know this
- Day visitors: Listed as a sento (public bathhouse): a bath for day visitors by definition. No visitor review states otherwise. · from the listing category
- Tattoos: Visitors in 2025 reported seeing customers with tattoos or irezumi bathing without issue. · 2 visitors, Jan 2025 – Mar 2025
- Bathing arrangement: Baths and changing rooms are separated by gender, as referenced by mentions of men's and women's areas. · 2 visitors, Apr 2026 – May 2026
The bath
What you’ll find
Miyamoto Onsen is a small neighborhood sento (not a natural hot spring) near Keikyu-Otsu Station with an outdoor herbal bath, sauna, and cold plunge; it is cash-only.
Bath setup
Outdoor bath
✓ YesConfirmed by recent visitor reports
Sauna
✓ YesConfirmed by recent visitor reports
Cold bath
✓ YesConfirmed by recent visitor reports
How we know this
- Outdoor bath: The facility has an open-air herbal medicinal bath (yakuto), noted consistently from 2025 to 2026. · 3 visitors, Jul 2025 – Aug 2026
- Sauna: A sauna is available for an extra fee (roughly 130-220 yen) alongside the main baths. · 3 visitors, Aug 2025 – Aug 2026
- Cold bath: A cold plunge pool is present, described as very cold by multiple visitors from 2023 to 2026. · 3 visitors, Aug 2023 – May 2026
Practical
What you need
Towels
Rental availableReported by two visitors
Soap & shampoo
For sale at the counterNo free amenities are provided at the washing stations, but shampoo and soap can be purchased for around 30 yen.Reported by two visitors
Lockers
✓ FreeIn 2026 lockers used a key exchange system at the front desk, though a 2022 review described only unlockable baskets instead of coin lockers.Reported by two visitors
Hair dryer
✓ YesCoin-operated hair dryers (30 yen per 3 minutes) are available, but bringing your own dryer is not allowed.Reported by two visitors
Facilities
Rest area
✓ YesReported by two visitors
How we know this
- Towels: Bath and hand towels can be rented for a small fee rather than being included. · 2 visitors, Aug 2025 – May 2026
- Soap & shampoo: No free amenities are provided at the washing stations, but shampoo and soap can be purchased for around 30 yen. · 2 visitors, May 2025 – Jul 2025
- Lockers: In 2026 lockers used a key exchange system at the front desk, though a 2022 review described only unlockable baskets instead of coin lockers. · 2 visitors, Jun 2022 – Apr 2026
- Hair dryer: Coin-operated hair dryers (30 yen per 3 minutes) are available, but bringing your own dryer is not allowed. · 2 visitors, Aug 2023 – Apr 2026
- Rest area: There is a small lobby area where visitors can relax and buy drinks after bathing. · 2 visitors, Mar 2024 – Aug 2025
Timing
When to go
Quietest Thursday around 15:00. Busiest Monday around 20:00.
| 8A | 9A | 10A | 11A | 12P | 13P | 14P | 15P | 16P | 17P | 18P | 19P | 20P | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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| WE | |||||||||||||
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| SA | |||||||||||||
| SU |
Quiet Busy
Based on Google visit patterns, not a forecast.
Weekly hours
| Day | Hours |
|---|---|
| Monday | 15:00–23:00 |
| Tuesday | 15:00–23:00 |
| Wednesday | 15:00–23:00 |
| Thursday | 15:00–23:00 |
| Friday | Closed |
| Saturday | 15:00–23:00 |
| Sunday | 15:00–23:00 |
Closed Friday.
Getting there
How to get there
Nearest station
Keikyu-Otsu · Keikyu · KK62About 3 min on foot, 0.3 km in a straight line
Address
3 Chome-7-3 Otsucho, Yokosuka, Kanagawa 239-0808From the facility's listing
Show a driver
宮本温泉The name in Japanese, for a taxi or at the counter
Phone
+8146-836-6404Japanese-speaking. For tattoos or private baths a call is the only sure answer
Website
instagram.comOfficial, in Japanese
The map loads only when you ask for it and connects your browser to Google.
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Questions
Common questions
Does Miyamoto Onsen allow tattoos?
Visitors in 2025 reported seeing customers with tattoos or irezumi bathing without issue.
Can I visit Miyamoto Onsen without staying overnight?
Listed as a sento (public bathhouse): a bath for day visitors by definition. No visitor review states otherwise.
