A day-use onsen right inside the MonET contemporary art museum in Tokamachi, part of the long-running Echigo-Tsumari Art Triennale. The building has an industrial style with exposed concrete and high ceilings, very stylish and bright. Baths: hotter one (41), cool nuru-yu (38), cold one (18). There is no rotenburo, but there is access to a terrace with plants and chairs, nice for getting some fresh air. Dry sauna with a TV. Full set, lockers, showers, shampoos, creams, hair dryers. There are sleeping rooms separated by gender, and tatami rest areas.