
A hot spring inn featuring 100% natural spring water from the famous Naruko Onsen. Surrounded by rich seasonal nature, enjoy the flavors of the season.


Free cancellation until 07/09/2026 23:59(JST)
Firewood Sauna (approximately 120 degrees) A plan that includes 2 hours of private firewood sauna use. Self-pouring of löyly is available. Cold Bath A wine barrel-style single-person cold bath. During winter, it becomes a single-digit temperature below 10 degrees. Outdoor air bath Experience the blissful 'relaxation time' amidst the ever-changing nature of the four seasons. After the sauna and cold bath, enjoy the sensation of gradually warming up from within and the liberating feeling as your mind and body unwind while basking in the gentle breeze. In spring, cherry blossoms; in summer, greenery; in autumn, red leaves; in winter, snowy landscapes—experience deeper relaxation in harmony with nature's transitions. Firewood Sauna bathing hours ・15:30-17:30 Children are not allowed to use the sauna facilities. Guests with tattoos or under the influence of alcohol are not permitted to use the sauna facilities. Bathing requires wearing swimsuits. Room (Special room with open-air bath) This is a room where you can always enjoy our prideful hot spring water. The spacious room over 70 square meters includes a Japanese-style room, a room with a sofa, a bedroom (with two single beds), an open-air bath, and a toilet. Meals All seasonal vegetables and rice are sourced from within Osaki City. Please enjoy the mountain delicacies such as wild boar and duck hot pot, as well as river fish. (Dinner is served at 6 PM, breakfast at 8 AM, both provided in the dining hall. ) *We do not accommodate food allergies or personal preferences. Thank you for your understanding. *Children's meals are served with the same menu as adults, but without the hot pot. For guests on a multi-night stay, we provide recommended dishes for the day. Large Public Bath (Main Building) The main building has a large public bath. Relax in lukewarm water (around 40°) or invigorate yourself in hot water (around 45°)... Enjoy your bath according to your mood and physical condition! [Amenities] Towels, bath towels, toothbrushes, yukata, razors Information on the Electric Sauna Time ・6:00–8:00 (exclusive for staying guests) Swimwear required. Guests staying with us can enjoy the morning exclusive time slot free of charge. During the winter season (October to mid-May), a heating fee of 1,100 yen will be charged.
Consumption tax (from 01/10/2019) (Per person per night) 10%
Accommodation tax (from 13/01/2026) (Per person per night)¥300
* Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.
Japanese-western room, Non-smoking (Plan with a wood-burning sauna)


Free cancellation until 07/09/2026 23:59(JST)
Detached building Room (Special room with open-air bath) This is a room where you can always enjoy our prideful hot spring water. The spacious room over 70 square meters includes a Japanese-style room, a room with a sofa, a bedroom (with two single beds), an open-air bath, and a toilet. The open-air bath features a large tub where you can stretch your arms and legs to your heart's content. It is a space where you can fully experience the seasonal scenery and atmosphere, such as cherry blossoms, summer grass, autumn leaves, and snow. Please take your time and enjoy to your heart's content. Meals We offer seasonal meals using local agricultural products centered around Osaki City. Dinner features seasonal variations of kamameshi, specialty soba oyaki (alternatively replaced with other dishes depending on the season), special Jersey pudding. Breakfast includes refreshing Sasanishiki rice paired with carefully grilled fish... You can savor our carefully curated menu. (Dinner is served at 6 PM, breakfast at 8 AM, both provided in the dining hall. ) We do not accommodate food allergies. Thank you for your understanding. *Children's meals are served with the same menu as adults, but without the hot pot. For guests on a multi-night stay, we provide recommended dishes for the day. Large Public Bath (Main Building) The main building has a large public bath. Relax in lukewarm water (around 40°) or invigorate yourself in hot water (around 45°)... Enjoy your bath according to your mood and physical condition! [Amenities] Towels, bath towels, toothbrushes, yukata, razors Information on the Electric Sauna Time ・6:00–8:00 *If you wish to use the sauna, please inform us at the time of booking. An early morning time slot is available exclusively for our staying guests. If you would like to use it, please inform us at check-in. *Limited to 6 people, and swimsuits are required. Rotational usage is implemented for each time slot. Please be sure to bring your swimsuit if you wish to use it. Guests staying overnight can use the facility for free during the time slots reserved exclusively for overnight guests in the morning. Some time slots may change during the winter season. During the winter season (October to mid-May), a heating fee of 1,100 yen will be charged.
Consumption tax (from 01/10/2019) (Per person per night) 10%
Accommodation tax (from 13/01/2026) (Per person per night)¥300
* Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.
Japanese-western room, Non-smoking