Manza Onsen Nisshinkan
Tatami seating and low table with two beds and large window overlooking trees at Manza Onsen Nisshinkan, Gunma
Indoor wooden onsen with tiled floor, soaking tub, washing stools and mirrors at Manza Onsen Nisshinkan in Gunma
Steaming indoor onsen pool with wooden beams, tiled bath and large windows overlooking wooded hillside
Spacious ryokan lobby with tables, hanging lanterns and a souvenir counter at Manza Onsen Nisshinkan, Gunma
Traditional tatami room with low table and shoji screens at Manza Onsen Nisshinkan in Gunma, Kantō
Aerial view of multi building ryokan complex at Manza Onsen Nisshinkan in Gunma, Kantō, Japan
Japanese-style room with twin beds, tatami seating and shoji screens at Manza Onsen Nisshinkan, Gunma Kanto

Manza Onsen Nisshinkan

8.2
This Ryokan has an overall rating of 8.2/10, based on 664 reviews. ? Our score combines two signals: 50% based on traveler sentiment and guest feedback found online, and 50% based on our internal on-site evaluation plus ratings from verified travelers on our platform, who must provide proof of stay.
? This ranking compares properties in the same region. It is based on the overall rating and the number of reviews, using a weighted score so properties with more review data are ranked more fairly.
Check-in from 3:00 PM / Check-out until 10:00 AM
Mountain Setting National Park Hot Spring Town Snow Landscape Public Onsen Open-Air Bath
Staff 8,0/10
Facilities 8,5/10
Cleanliness 7,9/10
Comfort 7,8/10
Value for money 8,0/10
Location 8,6/10

Ryokan highlights

A classic high-altitude Manza onsen stay known for sulfur-rich baths and mountain scenery.

High-Altitude OnsenSet around 1,800 meters up in Manza Onsen’s dramatic mountain environment.
Sulfur-Rich BathsKnown for milky sulfur hot spring water, a key reason travelers choose Manza.
Multiple Bath AreasGuests can enjoy several different bath zones, including open-air and family-friendly options.
Open-Air ViewsOutdoor baths offer broad mountain-sky views that enhance the remote onsen feel.
Tokyo Access OptionsReachable by direct bus from Shinjuku or via Karuizawa with shuttle connections.
Relaxed Buffet DiningBuffet-style meals are a practical perk for varied tastes and easy group travel.

Who is this ryokan best for?

Recommended stay1-2 nightsScenery and sulfur baths are the main driver here: arrive by mid-afternoon, soak before dinner, enjoy the night sky bath, breakfast, then either depart or add one more relaxed day for another bath cycle and a short local nature outing.
Trip-planning verdict: Best as a 1-night high-altitude onsen retreat or 2-night slow bath-and-nature break, not as a practical sightseeing base.

Know before booking

Remote mountain accessReached by long bus or transfer via Karuizawa; not efficient for fast multi-stop itineraries.
Thin sightseeing densityThe immediate area suits bathing, views, skiing, and short nature stops more than full-day town touring.
Road and season limitsMountain roads and volcanic-area route conditions can affect detour plans toward Kusatsu or highland drives.

Food & drinks

This ryokan at Manza Onsen serves buffet-style breakfast, dinner, and simple lunch, with a few useful nearby dining spots in the same hot-spring area.

Dining Room (on-site)
on-site

Main in-house meal venue for buffet breakfast and dinner.

  • Dinner buffetfoodAbout 40 Japanese, Western, and Chinese dishes.
  • Teppan grillspecialtyOpen-kitchen pork or diced steak.
  • Breakfast seafood bowlfoodBuild-your-own bowl with assorted toppings.
  • Okkirikomi udonfoodGunma regional noodle dish.
  • WafflesfoodFreshly baked breakfast sweet.
Kaiseki Hall (on-site)
on-site

Reserved dinner setting for a more traditional meal course.

  • Shirane kaisekifoodSeasonal set dinner course.
  • Joshu beef kawara steakspecialtyOptional local beef add-on.
  • Sashimi platterfoodOptional assorted raw seafood.
  • Small hot potfoodSingle-serve nabemono add-on.
  • Sake and winedrinkAlcohol is offered with dinner periods.
Restaurant Shakunage (nearby)
nearbynear the ryokan

Useful Manza Onsen area restaurant with Japanese, Western, and Chinese dishes.

  • Chinese dishesfoodMain listed specialty.
  • RamenfoodCasual noodle option.
  • Set mealsfoodMixed hotel-style restaurant fare.

Access, transport and nearby sights

A high-mountain onsen ryokan in Manza best reached via Karuizawa or Manza-Kazawaguchi plus bus, with road conditions sometimes affecting travel time.

Distances are approximate and calculated from the ryokan coordinates. Travel times may vary depending on route, traffic and schedules.

Should you choose this ryokan?

This is a classic high-mountain onsen stay best suited to travelers who care most about sulfur-rich baths and a dramatic Manza setting. It is a stronger pick for hot-spring lovers than for guests seeking easy access, polished luxury, or a fully modern hotel feel.

5 reasons to choose this ryokan best points
  • Exceptional sulfur onsen experienceThe property is in Manza Onsen, a high-altitude hot spring area known for intensely milky, sulfur-rich water. If you are choosing primarily for the baths, this is the ryokan’s biggest draw.
  • Several bath styles in one stayNisshinkan offers multiple bath areas, including an open-air bath, a large public bath, a family bath, and a view bath. That variety makes the stay feel more immersive than a ryokan with only one main bath.
  • Dramatic mountain settingAt around 1,800 meters above sea level, the inn delivers a real alpine onsen atmosphere rather than a town-center stay. The setting is especially appealing if you want cool air, volcanic scenery, and a sense of retreat.
  • Good fit for longer wellness-focused staysThe ryokan presents itself as a healing and restorative hot-spring inn, not just a place to sleep. That makes it appealing for travelers who want to slow down and structure the trip around bathing and rest.
  • Wide room selectionThe property has several room categories across different buildings, including Japanese-style rooms and some upgraded options. That gives more flexibility than a tiny traditional inn with only one room type.
5 reasons not to choose this ryokan watch-outs
  • Access is not effortlessThis is a remote mountain onsen, so getting there takes more planning than staying near a station or major city. Even with Karuizawa connections and shuttle options, the journey is part of the commitment.
  • Road conditions can affect your tripMountain access around Manza can be impacted by seasonal conditions and route restrictions. If you want a simple year-round base with predictable transport, this location can feel inconvenient.
  • Strong sulfur smell is unavoidableThe mineral-rich baths are a major asset, but the sulfur scent is part of the experience throughout an onsen stay here. Travelers sensitive to smell may find it tiring rather than relaxing.
  • Not ideal for a luxury-modern stayThis ryokan is more about hot-spring character and mountain atmosphere than sleek contemporary design. Guests expecting a highly polished resort feel may prefer a more modern upscale property.
  • Bath availability may vary during works or time-based operationSome bath areas do not always operate in their usual format, and open-air bath access can temporarily change. If having every bath fully available at all times matters to you, that can be a drawback.

Ranking around this ryokan in Gunma

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Current position: 59th out of 79 ryokans in Gunma.

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Traveler routes

Popular in traveler itineraries

This ryokan is included in 1 public itinerary.

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1

5 days – Gunma > Chiba > Yamagata > Nagano

5 stops
Mei Kobayashi Updated 20 May 2026 1 matching ryokan
Hot Spring Town 33% City Center 17% Mountain Setting 17% Quiet Village 17% Forest Surroundings 8% National Park 8%
1. Manza Onsen Nisshinkan 2. Nangoku Hotel 3. Tendo Hotel 4. Hotel Yume-no-yu 5. Azuma no Yu

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