Naruko Onsen, Osaki, Miyagi Prefecture
Naruko Onsen Taki-no-Yu
A first-rate first stop in Naruko if you value a low price, acidic milky sulfur water, a historic communal bath and a short walk from the station. Choose another facility if you want an open-air bath, private bath or a long rest area.
Facility photos

Check before bathing
- Opening hours
- 07:30–21:00; last admission at 20:30.
- Tattoo policy
- The current official pages reviewed do not confirm a tattoo policy. Ask the bath before visiting.
Spring & water temperature
- Spring-source temperature
- Not published for this facility in the current material summarized here.
- Bathing temperature
- Not published as a fixed setting.
- Spring source
- The spring used by Taki-no-Yu in Naruko Onsen; the current official pages do not identify a specific source well.
- Spring classification
- Sulfur-bearing sodium, aluminium, calcium and iron sulfate spring; low-salinity, acidic and high-temperature.
- pH
- Not published in the current material summarized here.
- Flow rate
- Not published.
- Water handling
- Osaki City lists it as a natural hot-spring public bath. Current main official pages do not specify water addition, heating, circulation or disinfection for the individual bath, so source flow is not inferred.
Bathing indications
No current facility-specific list of bathing indications was confirmed.
Natural hot-spring use is confirmed; pool-treatment conditions are not published.
Admission is ¥300 for adults and ¥100 for children. This is a small, traditional bath; during busy periods, visitors may be asked to keep the soak brief or wait outside. There is no dedicated parking lot. Tattoo rules are unconfirmed.
How to read a bath profile
Spring-source temperature and actual bathing temperature are kept separate. Each score is shown independently for comparison rather than collapsed into one overall score.
