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Unveiling the 2025 Nifty Onsen Rankings: Kanto's Top Spas and Saunas

The Nifty Lifestyle Corporation, headquartered in Nakano City, Tokyo, has unveiled the much-anticipated "Annual Ranking 2025" for hot spring facilities in the Kanto region. This year, for the first time, users have access to the full list of top contenders, from fourth to tenth place, in addition to the widely known top three. Users have spoken, and Nifty Onsen has listened, revealing the details of Kanto's most popular spots for relaxation and rejuvenation.

Kanto's Hot Springs: A Competitive Landscape

Kanto is notoriously competitive when it comes to spas and saunas, featuring a vast array of options. With more than 22,000 facilities documented by Nifty Onsen, user reviews and online interactions play a crucial role in determining which spots stand out each year. Collecting votes and evaluations helps curate a list that reflects the preferences of the bathing community.

This year’s rankings highlight hidden gems that might not have been on your radar but offer incredible experiences. Users expressed a keen interest in discovering additional favorites beyond the top three, leading to the comprehensive unveiling of Kanto’s TOP10.

The Top 10 Rankings for Kanto Area

Here are the top ten facilities that have received accolades in the latest rankings:

1. Biraku Onsen SPA-HERBS (Saitama Prefecture): This comprehensive spa resort, known for its nano-water baths and diverse rock baths, has been lauded for offering a ''resort experience that can be enjoyed all day long.'' Learn More

2. Ryusenji no Yu Soka Tanizuka (Saitama Prefecture): Renowned for its perfect balance of sauna and cold water baths, this facility features a highly praised high-concentration carbonated spring that deeply warms the body. Learn More

3. Yokohama Spa Hills Ryusenji no Yu (Kanagawa Prefecture): Famed for its open-air baths and expansive rock bath area, visitors consistently appreciate its refreshing atmosphere. Learn More

4. Kumagaya Natural Hot Spring Hanayu Spa Resort (Saitama Prefecture): Known for its flowing natural hot spring outdoor baths and relaxing lounge space, users rave about the tranquil green surroundings. Learn More

5. Sugito Natural Hot Spring Uta no Yu (Saitama Prefecture): With commendable source-flowing hot springs and a buffet featuring local ingredients, this facility is a favorite among repeat visitors. Learn More

6. Shonan Resort Spa Ryusenji no Yu (Kanagawa Prefecture): A popular spot in the Shonan area known for its outdoor bath with views of Mt. Fuji and satisfying sauna experiences. Learn More

7. Yokohama Aoba Onsen Kirakuri Bettei (Kanagawa Prefecture): A serene oasis where guests can relax in a beautifully maintained environment, perfect for adults seeking comfort. Learn More

8. Mizoguchi Onsen Kirakuri (Kanagawa Prefecture): This facility combines dark hot springs and carbonated springs, often considered a hidden haven for adults. Learn More

9. Ryogoku Yuya Edo Yu (Tokyo): Located in the heart of the city, this urban spa combines traditional Edo vibes with high-quality saunas and convenient co-working areas, making it a favorite for city dwellers. Learn More

10. Yokohama Minato Mirai Manyo Club (Kanagawa Prefecture): Perfect for families and young visitors, this facility offers a variety of hot springs and a spacious rock bath area comforting for a full day of relaxation. Learn More

As summer approaches and travel begins to resume, make sure to explore these coveted spots that have garnered significant attention and praise in the Kanto region.

Upcoming Annual Rankings for 2026

The Nifty Onsen's Annual Rankings have become a staple in the spa community, eagerly awaited every December. Starting September 1, users can begin voting for their favorite facilities for the upcoming 2026 rankings. Will the rankings shift, or will familiar favorites maintain their standing? Stay tuned as the community gears up for the vote!

For more details on the rankings, visit Nifty Onsen.