It is located besides Meiho Ski Resort. Feeling the natural breeze in daytime, seeing the starry night in nighttime and bathing in this spacious open aired bath is very refreshing! Bedrock bath is using Tenshoseki and Myorekiseki, rock releasing far infrared ray and negative ion which can cure mentally and physically. It is said to be good for beauty and health. You can also take water of the hot spring home at the hot spring stand. There is restaurant providing taste of home cooking in the facility too.