Matsushiro Onsen, Higashijo, Matsushiro, Nagano City
Kogane-no-Yu Matsushiro-so
A reliable first choice for a first visit to Matsushiro, a half-day around the old castle town or a proper bath with standard amenities. Choose Ichiyokan for a mixed-gender therapeutic-bath atmosphere, or Makiba-no-Yu for a drive, views and lunch.
Check before bathing
- Opening hours
- 10:00–22:00; last admission 21:30. Temporary maintenance closures may occur, so check the latest notice before setting out.
- Tattoo policy
- The facility's current first-party information does not confirm a tattoo policy. Check with the hotel before visiting.
Spring & water temperature
- Spring-source temperature
- Not published.
- Bathing temperature
- Not published.
- Spring source
- Matsushiro-so spring; the current main hotel page does not give an individual source name.
- Spring classification
- Iron-, sodium- and calcium-rich chloride spring.
- pH
- Not published.
- Flow rate
- About 740 L/min, as published by the facility.
- Water handling
- The hotel explicitly describes its baths as 100% source-flowing. About 740 L/min rises naturally, without heating, added water or circulation filtration. The day-use men's and women's baths each have an indoor and an open-air pool. Fukujyu and Choju are reserved for overnight guests and are not included in the ¥700 day-use admission.
Bathing indications
Nagano City and the hotel publish general bathing information for its chloride, iron, calcium and carbon dioxide content. This is not a promise of treatment, wound healing or cosmetic results.
The hotel says the baths are source-flowing, without heating, added water or circulation filtration.
From 1 May 2026, day-use admission is ¥700 for adults, ¥200 for elementary-school children and free for younger children. Face towels cost ¥200 and bath-towel rental ¥250. The general restaurant stopped serving lunch on 15 June 2026; separate day-use plans for ceremonies and celebrations require a reservation.
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.
