Japan’s Only Natural Hydrogen Hot Spring
One of Japan’s Most Powerful Alkaline Hot Springs (pH 11+)
Our hot spring is sourced from Happo Onsen, renowned as a “beauty bath” for its skin-smoothing effects. With an exceptional alkalinity of pH 11.34, it is among the most alkaline hot springs in Japan.
Hot springs with a pH level exceeding 11 are extremely rare worldwide, and Hakuba Happo Onsen is unique for its abundant supply of high-temperature water. Highly alkaline waters are known for their natural cleansing and exfoliating properties, leaving the skin smooth and refreshed.
-
Enjoy Hakuba’s natural open-air hot springs, where the beauty of the seasons unfolds through snow, blossoms, and starlit skies.
Happo Onsen Official Website
Renowned as a “beauty bath,” Happo Onsen is known for its silky, highly alkaline waters that leave the skin feeling smooth and refreshed.
Relax and unwind in the open-air bath or the spacious indoor bath with sauna, designed to soothe both body and mind.
-
In the large public bath, guests can enjoy highly alkaline hot spring water.
Surrounded by nature's beauty year-round, relax and enjoy a soothing moment for both body and mind. -
The clean washing area features showers, allowing guests to prepare and refresh comfortably. It offers a calm and pleasant space for a relaxing experience.
-
A sauna room is also available, allowing guests to enjoy a pleasant sweat together with the hot spring. Experience deep relaxation in a calm and leisurely atmosphere.
-
All water at our hotel is natural mineral water sourced from underground springs of the Hakuba Three Peaks.
- Bathing Hours
-
Hotel Guests
5:00 AM – 10:30 AM, 12:30 PM – 12:00 AMDay Visitors
5:00 AM – 9:00 AM, 12:30 PM – 9:00 PM
※ Please note that day visitors may be asked to wait or may be denied entry during peak times due to capacity limits. - Spring Quality
-
Alkaline Simple Hot Spring (pH 11.34)
- Day-Use Hot Spring
-
Bathing Fee
Adults: ¥1,500
Children: ¥700
Towel rental: ¥300 - Indications
-
・Skin-beautifying effects
・Sensitivity to cold
・Fatigue recovery
・General health promotion
・Post-illness recovery
・Stress relief
・Motor function disorders
・Joint pain
・Muscle pain
・Frozen shoulder
・Lower back pain
・Hemorrhoids
・Digestive disorders
・Bruises
・Joint stiffness
・Sprains
・Neuralgia
・Rheumatism - Contraindications
-
・Acute illness (especially with fever)
・Active tuberculosis
・Malignant tumors
・Severe heart disease
・Respiratory failure
・Renal failure
・Hemorrhagic disorders
・Severe anemia
・Pregnancy (especially early and late stages)
・Conditions with progressive disease activity
Private Hot Spring Bath
-
Private Hot Spring Bath Supplied by Happo Onsen
As the bath is completely private, guests with small children can enjoy it in peace. The hotel provides access to the private hot spring on a time-slot basis. Guests can reserve it at the front desk during their stay or book an accommodation plan that includes private bath use.
※Guests who are not staying at the hotel should kindly make a reservation the day before or on the day of use. Please call TEL: 0261-72-5001.
Hours: 3:00 PM – 8:45 PM (45-minute sessions)
Fee: ¥3,500 per group (up to 4 guests) (tax and service charge included)
・Towels are provided free of charge at reception for hygiene purposes.
・Shampoo, conditioner, body soap, hair dryer, and skincare lotion are provided.
Refresh Spa
-
Beauty from Within and Without, Enhanced by the Hot Spring
Relax with a resort spa treatment amid the natural aromas of the forest. By caring for both body and mind, the treatment helps restore natural balance and leaves you feeling refreshed and renewed.
※Available for hotel guests only.
-
Aroma Body Treatment
A relaxing treatment that eases muscle tension, improves circulation and lymphatic flow, and supports detoxification for healthier, more radiant skin.
45 minutes: ¥6,600
60 minutes: ¥8,800
90 minutes: ¥12,000 -
Reflexology (Foot Massage)
30 minutes: ¥4,400
45 minutes: ¥6,100
60 minutes: ¥8,300 -
Mominoki Massage
(Shiatsu & Bodywork)Why not enjoy a massage after soaking in our signature natural hot spring, Shohei no Yu?
45 minutes: ¥6,100
60 minutes: ¥8,300
90 minutes: ¥11,500 -
Mominoki Massage (Thai Massage)
Why not enjoy a Thai massage after soaking in our signature natural hot spring, Shohei no Yu?
45 minutes: ¥6,100
60 minutes: ¥7,700
90 minutes: ¥11,000