Nagano-Haragusa-Kuchiguchi Station × Accommodation With Soothing Babbling StreamRecommended Hotel·Ryokan

At Kusatsu Onsen, there is a hot spring source called "Wata no Yu." The water is soft and gentle, with a milky white color reminiscent of cotton. When you immerse yourself in the "Kusatsu Hotel Annex Wata no Yu," your body and mind will be warmed and healed to the core.

The onsen village of Kuni Shiri-yaki, recognized as "Japan's Most Beautiful Village," is a hidden retreat embraced by nature and tranquility. Enjoy the abundant onsen water flowing directly from the riverbed. Relax in the open-air baths overlooking the mountains and river or in your room.

Nestled on the northern foothills of Mt. Asama, Kita-Karuizawa is known for its cool, refreshing air. This designer villa—limited to one group per day—was created in an extraordinary setting: a vast private woodland of about 1,000 tsubo with a stream running through it. The open single-story home (3LDK) offers over 100 sqm of space and accommodates up to 10 guests, providing a luxurious retreat perfect for an unforgettable getaway with your loved ones.The symbol of this Accommodation is the “treehouse,” accessed via a suspension bridge from the wooden deck. Surrounded by the untouched forest of Kita-Karuizawa, stepping into this hidden treetop hideaway brings an exceptional sense of immersion—feeling truly at one with nature. At night, enchanting lights and the glow of a campfire illuminate the trees, drawing you into a fairytale-like world of quiet serenity.On-site, you’ll also find an authentic Finnish sauna by HARVIA and a cold plunge bath with chiller support—even suitable for single-digit water temperatures (°C). Outdoor relaxation wrapped in the scent of pristine woods at Mt. Asama’s foothills and the natural sound of flowing water delivers an unparalleled sense of deep renewal found only here.Cross the wooden deck and open the treehouse door to discover a secret base that brings out the child in everyone. Immerse yourself in the magical forest scenery of Kita-Karuizawa and enjoy an extraordinary escape to your heart’s content.

Nestled on the northern foothills of Mt. Asama in Kita-Karuizawa, where crisp, cool air drifts through the trees, COCO VILLA Kita-Karuizawa 02 is a private villa limited to one group per day—perfect for an extraordinary getaway with your dog. Set on a vast 1,000-tsubo estate (approx. 3,300 m²) with a gentle stream running through it, this newly built single-story home (over 100 m² / 3LDK) offers a dog-first space where your loved ones can relax comfortably and safely.In front of the villa lies a private dog run spanning an impressive 378 m². With open skies peeking through the trees and sunlight and breezes flowing freely, you can unwind on the wooden deck while watching your dog run off-leash to their heart’s content.Inside, you’ll also find an authentic sauna equipped with a HARVIA electric heater and a cold plunge bath with chiller. Enjoy outdoor relaxation on the terrace surrounded by lush forest for the ultimate reset. Group stays are also possible by booking both this villa and neighboring Villa 01 together. Savor an exceptional resort stay that deepens your bond with your dog.

A rental villa located at the foot of Mount Asama in North Karuizawa, at an altitude of 1,150m, surrounded by a 10,000 square meter forest. We offer a luxurious Western-style mansion (Timothy) and an authentic Finnish log house (Clover). The property features a treehouse and swings made from the forest's trees, ensuring enjoyment for children as well. A river flows through the premises, making it perfect for a leisurely stroll. Additionally, you can experience farm activities to learn the importance of food or participate in cheese-making taught by a professional cheesemaker (Reservation required). Enjoy the exclusivity of the forest and immerse yourself in an extraordinary experience at this rental villa, where you can forget the time and relax to your heart's content.