By JR Matsuyama Station, Matsuyama, Ehime Prefecture

Kisuke-no-Yu, Iyo Hot-Spring Retreat

A practical station-side choice for an early or late soak, multiple baths and low transport overhead. Choose Sora Tomori instead for a longer stay with a heated-stone area, forest-style relaxation and private family baths.

Check before bathing

Opening hours
The FAQ lists 05:00–26:00, last admission 25:00; the general hours listing says 10:00–26:00. Morning bathing runs 05:00–10:00, but maintenance days may open at 10:00. Check the day's notice before an early visit.
Access
Beside JR Matsuyama Station.
Tattoo policy
Conditional. Tattoos are generally refused, but guests may bathe if their designs are fully covered by no more than two of the facility's designated 114 × 200 mm cover seals, sold for ¥200 each. If two seals cannot cover the entire design, the exception does not apply.

Spring & water temperature

Spring-source temperature
About 30.5°C for No. 1 and 46°C for No. 2; these are source temperatures, not fixed bathing-pool temperatures.
Bathing temperature
Fixed temperatures for the natural-spring pools are not published. The listed 38°C seasonal cooling bath, 16°C cold spring bath and 21°C Shio-seisen bath refer to separate features.
Spring source
No. 1 and No. 2 springs.
Spring classification
No. 1: weakly radioactive sodium chloride spring. No. 2: alkaline simple weakly radioactive spring.
pH
No. 2: pH 9.4. A current precise pH for No. 1 is not published.
Flow rate
Not published.
Water handling
No. 2 is used source-flowing in the Tsubaki-no-yu bath. No. 1 is used mainly in the Shigaraki pot bath and carbonated bath. Do not extend those supply claims to every functional pool; individual water-treatment conditions are not fully published for each bath.

Bathing indications

The facility publishes general bathing indications and characteristics for both springs. These are hot-spring reference details, not personal treatment or beauty guarantees.

The morning schedule may change on maintenance days. The 30.5°C and 46°C figures are source temperatures, not the temperatures of all baths. The 38°C seasonal cooling bath, 16°C cold spring bath and 21°C Shio-seisen are separate features. The tattoo-cover exception requires complete coverage with at most two designated seals.

Bath experience

Comfort
9.0/10
Bath variety
10.0/10
Upkeep
9.0/10
Atmosphere
6.5/10
Quiet
5.0/10
Access
10.0/10
Value
9.5/10

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.

Sources

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