Around Mount Mashu (Kamui-nupuri) × Stays Popular For Snow-View BathsRecommended Hotel·Ryokan

SANSUI is a private rental Hotel nestled on the shores of Lake Kussharo in Akan-Mashu National Park, surrounded by Hokkaido’s magnificent wilderness.In this land where primeval forests and rare flora and fauna have long protected a rich ecosystem, 100% free-flowing natural Onsen water—rich in minerals—soothes both body and mind from deep within.Enjoy a private sauna, a campfire, canoeing or SUP on the lake, or morning yoga on the wooden deck.Experience the feeling of returning to nature as you listen to birdsong and watch the ever-changing scenery of the lake and vast sky throughout the day.The luxury of doing nothing is also a precious moment here.Surrounded by beautiful nature that awakens all five senses, you can spend your time just as you wish.

The hotel at Kawayu Onsen, renowned for its therapeutic benefits, offers "Acidic Alum Onsen" with natural flow, without water addition or circulation. There are three onsen baths available with "high, medium, and low" temperature settings. The rooms are filled with nostalgic items such as tea cabinets and low tables, and meals can be enjoyed around a traditional hearth. Rooms with tatami beds are also available, but limited in number, so please confirm during reservation. Enjoy the nostalgic atmosphere and delicious meals along with the onsen.

A rare highly acidic sulfur hot spring in the country. In 2021, the property featuring a completely natural ph1.7 spring underwent renovation. The interior has been transformed into a modern and tranquil space. Dinner is served in a bright dining area with white wood, where you can savor Hokkaido Wagyu beef and seafood from the Sea of Okhotsk. Enjoy unforgettable hot springs along with nature experiences at Lake Kussharo and Lake Mashu.