Spend a relaxing time in the indoor hot spring with natural stones and Japanese Hinoki cypress and outdoor mixed area hot spring with family what a wonderful time in hotel. The indoor hot spring separate male and female areas. When going outdoor mixed area, wearing swimming suit is a must. Also, sauna is available indoor and outdoor.
Hot springs ( ONSEN )
In Nagano, it is the biggest outdoor hot spring which is opening-air area. You can command the wide mountain view. In winter, it will be a snow view and at night there will be beautiful starry sky.