Relax with a spectacular barrel sauna overlooking Tokyo Bay and extensive bedrock baths
Chiba Chiba City
"Yunogo Honoka Soga Branch" is a spa resort located inside Festival Walk Soga in Chuo Ward, Chiba City. Its newly installed barrel sauna in the 3rd-floor observatory open-air bath area lets you enjoy self-löyly while taking in a spectacular view of Tokyo Bay. On the 2nd floor, there is also a spacious high-temperature dry sauna and a women-only salt sauna. A variety of baths, including a cold plunge bath, carbonated spring water bath, and silky bath, are available. In addition to five types of bedrock baths that can be used at no extra charge, there is also a well-equipped relaxation area with 6,000 manga volumes, making it a soothing space where you can spend the whole day at a leisurely pace.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity30people
A spacious, authentic Finnish-style high-temperature sauna located in the 2nd-floor public bath area. On weekends, staff-led löyly events are also held, letting you experience intense heat waves and a high-quality sweat. While watching TV, you can refresh yourself by working up a deep sweat in a open, airy space.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity6people
A barrel sauna newly installed in the 3rd-floor observatory open-air bath area, filled with the warmth of wood. Self-löyly is available, so you can adjust the humidity to your liking while enjoying the spectacular view of Tokyo Bay through the windows. Outdoor air bathing on the observatory deck right outside the sauna room is truly a blissful moment.
Sauna TypeSalt Sauna
Capacity8people
A high-temperature salt sauna installed exclusively for women. By applying the salt provided in the room to your body, you can wash away old dead skin cells along with sweat and leave your skin smooth and refreshed. A popular sauna among women, offering both beauty and detox benefits at the same time.
Water QualityTap Water
Capacity8people
A spacious cold plunge bath located very close to the dry sauna. It is known for its smooth feel on the skin. With just the right level of coldness, it gently yet effectively tightens up your overheated body after sauna use. Its roomy size makes it appealing even when used by multiple people.
Closed Days: Open all year
260-0835 51-1 Kawasaki-cho, Chuo Ward, Chiba City, Chiba
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
Relax with a spectacular barrel sauna overlooking Tokyo Bay and extensive bedrock baths
Chiba Chiba City
"Yunogo Honoka Soga Branch" is a spa resort located inside Festival Walk Soga in Chuo Ward, Chiba City. Its newly installed barrel sauna in the 3rd-floor observatory open-air bath area lets you enjoy self-löyly while taking in a spectacular view of Tokyo Bay. On the 2nd floor, there is also a spacious high-temperature dry sauna and a women-only salt sauna. A variety of baths, including a cold plunge bath, carbonated spring water bath, and silky bath, are available. In addition to five types of bedrock baths that can be used at no extra charge, there is also a well-equipped relaxation area with 6,000 manga volumes, making it a soothing space where you can spend the whole day at a leisurely pace.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity30people
A spacious, authentic Finnish-style high-temperature sauna located in the 2nd-floor public bath area. On weekends, staff-led löyly events are also held, letting you experience intense heat waves and a high-quality sweat. While watching TV, you can refresh yourself by working up a deep sweat in a open, airy space.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity6people
A barrel sauna newly installed in the 3rd-floor observatory open-air bath area, filled with the warmth of wood. Self-löyly is available, so you can adjust the humidity to your liking while enjoying the spectacular view of Tokyo Bay through the windows. Outdoor air bathing on the observatory deck right outside the sauna room is truly a blissful moment.
Sauna TypeSalt Sauna
Capacity8people
A high-temperature salt sauna installed exclusively for women. By applying the salt provided in the room to your body, you can wash away old dead skin cells along with sweat and leave your skin smooth and refreshed. A popular sauna among women, offering both beauty and detox benefits at the same time.
Water QualityTap Water
Capacity8people
A spacious cold plunge bath located very close to the dry sauna. It is known for its smooth feel on the skin. With just the right level of coldness, it gently yet effectively tightens up your overheated body after sauna use. Its roomy size makes it appealing even when used by multiple people.
Closed Days: Open all year
260-0835 51-1 Kawasaki-cho, Chuo Ward, Chiba City, Chiba
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