Relaxing — deep, immediate muscle release.
Loaded with major ions — the essential minerals (Ca, Mg).
Soft water — natural, classic buoyancy.
Akiruno, in the western Tokyo Metropolis along the Akigawa River tributary of the Tama River, is a small forested city that serves as the last suburban community before the Hinohara and Okutama mountain wilderness, where the clear Akigawa River valley, traditional satoyama farmland, and the Hinohara Tomin no Mori forest recreation area create an outdoor wellness culture close to the Tokyo metropolitan edge. Akiruno Onsen Tokyo draws on sodium and bicarbonate thermal waters from the geothermal resources of the western Tokyo mountain fringe, providing restorative baths in a river valley community whose position at the gateway to the Hinohara and Okutama wilderness, the Akigawa River valley farming and forest landscape, and the traditional mountain vegetable cuisine of the Tokyo western highlands create a genuinely refreshing and outdoors-connected spa experience. The Akigawa Valley clear-river hiking and barbecue culture beloved by Tokyo outdoor enthusiasts, the Hinohara Tomin no Mori forest recreation area, and the traditional Okutama mountain village culture accessible from the Akigawa road create an appealing mountain-gateway spa destination at the western edge of Tokyo Metropolis.