"Koganesawa Onsen - Bath of Eternal Youth and Immortality" is a scenic hot spring located on the western coast of Aomori Prefecture, overlooking the Sea of Japan. As its name suggests, it is a legendary bath believed to grant eternal youth. The outdoor baths offer a stunning view of the sunset over the ocean, while the reddish-brown water, rich in iron, warms the body to the core and soothes the soul.