A huge "Sky Open-Air Bath" about 15 meters long, located on the top floor of the main building. The unobstructed panorama stretches out before you, with the majestic Mount Fuji right in front and the atmospheric streets of the Izu-Nagaoka hot spring area below. The gently smooth alkaline simple hot spring water is known for beautifying the skin and leaving it silky. By day, you can enjoy the sacred Mount Fuji against the blue sky, and by night, a luxurious bath while gazing at a sky full of stars to your heart's content.

A luxurious private family bath made entirely of hinoki cypress. In a spacious setting filled with the rich fragrance of hinoki, you can fully enjoy high-quality simple hot spring water from Izu-Nagaoka. Reservations are required after check-in, allowing you to savor private hot spring time with family or loved ones at your own pace without worrying about other guests.