A large-scale hot spring resort on the shores of Lake Hamana, with two distinctive large baths to explore
Shizuoka Hamamatsu City
"Hamanako Kanzanji Onsen Hanasaki no Yu" is one of Shizuoka Prefecture's largest day-use hot spring facilities, located on the shores of Lake Hamana in Hamamatsu City. Its appeal lies in two large baths that can be enjoyed on a monthly rotating basis: Hinokai no Yu, which overlooks the garden, and Sekkei no Yu, a rustic bath decorated with natural stones. Even non-guests can enjoy them all day long. The spring water is a sodium-calcium chloride hot spring with excellent heat-retention and moisturizing effects. Each bath area is equipped with a distinctive sauna, and you can experience totonou to your heart's content while feeling the breeze from Lake Hamana in the spacious dry sauna or the steam sauna, where you are wrapped in steam in a quiet setting.
TypeNatural Hot Spring
A sodium-calcium chloride hot spring. The salty water retains heat well, so the warmth lasts even after you get out of the bath. It has a gentle texture that blends smoothly with the skin, and you can enjoy its benefits in the diverse baths provided in the two large bathing areas.
Sauna TypeDry Sauna
Stove TypeInfrared Heater
Capacity20people
A large, high-temperature dry sauna. Far-infrared heaters warm you thoroughly all the way to your core and promote a refreshing sweat. The spacious interior is clean and inviting, allowing you to fully enjoy your sauna time in a calm atmosphere.
Sauna TypeSteam Sauna
Capacity6people
A steam sauna in Sekkei no Yu filled with pleasant steam. With a relatively high temperature setting for a steam sauna, you can sweat while feeling heat and moisture that envelop your whole body. In a calm space that makes use of the texture of stone, you can spend a moment quietly unwinding body and mind.
Water QualityTap Water
Capacity2people
A cold plunge bath with a stable temperature, placed right near each sauna. It gently cools down your overheated body and maximizes the refreshing effect of alternating hot and cold bathing. It is spacious enough for you to cool down while relaxing.
Closed Days: None
〒431-1209 1891 Kanzanji-cho, Chuo Ward, Hamamatsu City, Shizuoka Prefecture
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
A large-scale hot spring resort on the shores of Lake Hamana, with two distinctive large baths to explore
Shizuoka Hamamatsu City
"Hamanako Kanzanji Onsen Hanasaki no Yu" is one of Shizuoka Prefecture's largest day-use hot spring facilities, located on the shores of Lake Hamana in Hamamatsu City. Its appeal lies in two large baths that can be enjoyed on a monthly rotating basis: Hinokai no Yu, which overlooks the garden, and Sekkei no Yu, a rustic bath decorated with natural stones. Even non-guests can enjoy them all day long. The spring water is a sodium-calcium chloride hot spring with excellent heat-retention and moisturizing effects. Each bath area is equipped with a distinctive sauna, and you can experience totonou to your heart's content while feeling the breeze from Lake Hamana in the spacious dry sauna or the steam sauna, where you are wrapped in steam in a quiet setting.
TypeNatural Hot Spring
A sodium-calcium chloride hot spring. The salty water retains heat well, so the warmth lasts even after you get out of the bath. It has a gentle texture that blends smoothly with the skin, and you can enjoy its benefits in the diverse baths provided in the two large bathing areas.
Sauna TypeDry Sauna
Stove TypeInfrared Heater
Capacity20people
A large, high-temperature dry sauna. Far-infrared heaters warm you thoroughly all the way to your core and promote a refreshing sweat. The spacious interior is clean and inviting, allowing you to fully enjoy your sauna time in a calm atmosphere.
Sauna TypeSteam Sauna
Capacity6people
A steam sauna in Sekkei no Yu filled with pleasant steam. With a relatively high temperature setting for a steam sauna, you can sweat while feeling heat and moisture that envelop your whole body. In a calm space that makes use of the texture of stone, you can spend a moment quietly unwinding body and mind.
Water QualityTap Water
Capacity2people
A cold plunge bath with a stable temperature, placed right near each sauna. It gently cools down your overheated body and maximizes the refreshing effect of alternating hot and cold bathing. It is spacious enough for you to cool down while relaxing.
Closed Days: None
〒431-1209 1891 Kanzanji-cho, Chuo Ward, Hamamatsu City, Shizuoka Prefecture
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