5 Recommended Onsen Inns with Private Baths Perfect for Relaxation

For those seeking a serene and private hot spring experience in Japan, there are numerous onsen inns that offer exclusive bathing options. Here are five highly recommended onsen inns with private baths, each providing unique features and amenities to enhance your relaxation.

Types of Private Onsen Baths

Before diving into the specific inns, it's helpful to understand the types of private onsen baths available:

• Rentable Baths (Kashikiri Buro): These are indoor or outdoor private baths that can be rented for a specific period, often by the hour. They are cost-effective and can be used without additional fees if you are a guest at the lodge, but require advance reservations and have time limits.
• Rooms with Private Baths: These baths are attached to your hotel suite, allowing you to use them at any time and for as long as you like. However, these rooms are typically more expensive than standard hotel rooms.

1. Ryokan SAKAYA (Nozawa Onsen, Nagano)

Ryokan SAKAYA is a highly accessible option, located just a 3-minute walk from the Nozawa Onsen Bus Stop. This ryokan offers a variety of onsen experiences, including kashikiri buro (rentable private baths) and outdoor baths with stunning views of the surrounding nature. The private baths here are perfect for a relaxing soak, and the ryokan also provides rooms suitable for various group sizes, from standard rooms to separate houses for larger groups.

• Price: Starting from 14,000 JPY per person for two people.
• Address: 9329 Toyosato, Nozawaonsen, Shimotakai, Nagano 389-2502.
• Features: Private rentable baths, outdoor onsen, and rooms with an at-home atmosphere.

2. Izu Inatori Onsen Gourmet Ryokan Hamanoyu (Shizuoka Prefecture)

Located in Izu, Shizuoka, this ryokan is renowned for its hot spring baths and delicious seafood. Guests can choose between rooms with private onsen or use the communal infinity bath overlooking the ocean. The ryokan offers both Japanese-style rooms with futon beds and western-style rooms with twin beds, with corner rooms providing the best ocean views.

• Features: Private onsen in rooms, communal infinity bath, Japanese and western-style rooms, and seafood dining.
• Atmosphere: Intimate and romantic, with a focus on local cuisine.

3. Sui Suwako (Nagano Prefecture)

Sui Suwako is a chic inn overlooking Lake Suwa in Nagano. Each of its eight rooms features an open-air cypress bath, creating an intimate and romantic atmosphere. The property is known for its impeccable craftsmanship, with furniture crafted by artisans from Hida and fragrant Japanese cedar floors. Guests can enjoy local sake, infinity baths, and regional cuisine in private rooms.

• Features: Private open-air cypress baths, local sake bar, and regional cuisine.
• Atmosphere: Luxurious and tranquil, with a focus on local craftsmanship.

4. Hakone Suimeisou (Kanagawa Prefecture)

Located in Hakone, a popular weekend getaway from Tokyo, Hakone Suimeisou offers a modern take on traditional ryokan hospitality. The facility features public baths and a private bath that can be booked by the hour. Rooms include smaller baths on the balconies, offering scenic views of the surrounding area. The ryokan is just three minutes from Hakone Yumoto Station, making it easily accessible.

• Features: Private baths bookable by the hour, smaller balcony baths, and modern design.
• Location: Close to Hakone Yumoto Station, with easy access to Mount Fuji views.

5. Kusatsu Now Resort Hotel (Kusatsu Onsen, Gunma)

Kusatsu Now Resort Hotel is situated at 1,200 meters above sea level, offering a rustic retreat with activities like golf, tennis, and skiing. The hotel features private open-air baths complete with tatami rooms, providing a leisurely and relaxing experience. The baths are made of cypress, enhancing the aroma and ambiance of the hot spring experience.

• Features: Private open-air cypress baths, tatami rooms, and year-round activities.
• Location: High altitude with scenic views, ideal for outdoor activities.

Each of these onsen inns offers a unique blend of traditional Japanese hospitality and modern comforts, ensuring a deeply relaxing and private hot spring experience. Whether you prefer the tranquility of a mountain retreat or the luxury of an ocean-view bath, these recommendations cater to various preferences and needs.