An observatory SPA that looks up at the sky above Awara Onsen. An exceptional resort with its own hot spring source and an observatory sauna
Fukui Awara City
"Grandia Hōsen" is a long-established hot spring ryokan that represents Awara Onsen in Fukui Prefecture. From the observatory public bath "Tenjo no SPA" on the 5th floor, guests can take in sweeping views of the townscape and rural scenery of Awara while enjoying a bath in a truly open setting. The natural hot spring water gushing from the resort's own source is known for its gentle, soft feel on the skin. The sauna is available in both bath areas, "Tsuki no Yu" and "Hoshi no Yu", and is a high-temperature dry type that delivers a strong, intense heat. A deep cold plunge bath and outdoor air baths in the observatory open-air bath, where a pleasant breeze passes through, provide a blissful totonou experience that helps you forget everyday life.
TypeNatural Hot Spring
A natural hot spring using high-quality water from the resort's own source that wells up on the grounds. Its mildly alkaline, soft feel is gentle on the skin and is also expected to leave the skin looking smoother and more radiant. You can enjoy this famous hot spring in a variety of baths, including observatory open-air baths and cypress baths, and your skin will still feel moisturized and well cared for after you get out.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity12people
A clean high-temperature dry sauna with views from the top floor (Tsuki no Yu side). Stable heat from a convection stove fills the room, encouraging a comfortable sweat. In this quiet space without a TV, you can refresh both body and mind while feeling the nature of Awara.
Water QualityTap Water
Capacity5people
A crisp, cold plunge bath located right next to the sauna. On the Tsuki no Yu side, it is deep enough to let you immerse yourself up to the shoulders, making it easy to cool down efficiently. Alternating between the sauna and the cold bath leads you into a refreshing, deeply relaxed state.
Closed Days: None
〒910-4193 Fukui Prefecture, Awara City, Funatsu 43-26
Gender Access
Gender Separated
Curated by an expert who visits onsen and sauna facilities every day and has explored 300+ locations — only facilities confirmed to be truly exceptional are featured.
Learn more
An observatory SPA that looks up at the sky above Awara Onsen. An exceptional resort with its own hot spring source and an observatory sauna
Fukui Awara City
"Grandia Hōsen" is a long-established hot spring ryokan that represents Awara Onsen in Fukui Prefecture. From the observatory public bath "Tenjo no SPA" on the 5th floor, guests can take in sweeping views of the townscape and rural scenery of Awara while enjoying a bath in a truly open setting. The natural hot spring water gushing from the resort's own source is known for its gentle, soft feel on the skin. The sauna is available in both bath areas, "Tsuki no Yu" and "Hoshi no Yu", and is a high-temperature dry type that delivers a strong, intense heat. A deep cold plunge bath and outdoor air baths in the observatory open-air bath, where a pleasant breeze passes through, provide a blissful totonou experience that helps you forget everyday life.
TypeNatural Hot Spring
A natural hot spring using high-quality water from the resort's own source that wells up on the grounds. Its mildly alkaline, soft feel is gentle on the skin and is also expected to leave the skin looking smoother and more radiant. You can enjoy this famous hot spring in a variety of baths, including observatory open-air baths and cypress baths, and your skin will still feel moisturized and well cared for after you get out.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity12people
A clean high-temperature dry sauna with views from the top floor (Tsuki no Yu side). Stable heat from a convection stove fills the room, encouraging a comfortable sweat. In this quiet space without a TV, you can refresh both body and mind while feeling the nature of Awara.
Water QualityTap Water
Capacity5people
A crisp, cold plunge bath located right next to the sauna. On the Tsuki no Yu side, it is deep enough to let you immerse yourself up to the shoulders, making it easy to cool down efficiently. Alternating between the sauna and the cold bath leads you into a refreshing, deeply relaxed state.
Closed Days: None
〒910-4193 Fukui Prefecture, Awara City, Funatsu 43-26
Gender Access
Gender Separated
Curated by an expert who visits onsen and sauna facilities every day and has explored 300+ locations — only facilities confirmed to be truly exceptional are featured.
Learn more