Tengu Onsen Asama Sanso
Japanese small dishes with rice and pickles at Tengu Onsen Asama Sanso Nagano
Three riders in helmets on horses in a grassy clearing with forested hills at a Nagano ryokan
Wooden room with bed, desk and dining table at Tengu Onsen Asama Sanso in Nagano
Hiker in blue jacket and hat using trekking poles through birch forest, Tengu Onsen Asama Sanso, Nagano Chūbu
Snow-covered ryokan exterior at Tengu Onsen Asama Sanso with frosted trees and blue sky in Nagano
Wooden signboard with ryokan name in Japanese, landscaped entrance, gravel driveway and building set against green hills
Golden larch trees and rugged mountain slopes near Tengu Onsen Asama Sanso in Nagano, Chūbu

Tengu Onsen Asama Sanso

8.5
This Ryokan has an overall rating of 8.5/10, based on 37 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 2:00 PM / Check-out until 10:00 AM
Mountain Setting Forest Surroundings Countryside Escape Quiet Village Snow Landscape Autumn Scenery
Staff 8,6/10
Facilities 8,5/10
Cleanliness 8,4/10
Comfort 8,3/10
Value for money 8,4/10
Location 8,2/10

Ryokan highlights

Mountain ryokan in Komoro known for its reddish hot spring and Asama trailhead setting.

Red Iron OnsenRare reddish mineral spring is the property's signature bathing experience.
Asama Trailhead BaseSet by the Asama Mountain trailhead, ideal for hikers and outdoor-focused stays.
Highland Nature SettingForest-surrounded highland location offers quiet air and a remote mountain-lodge feel.
Local Seasonal CuisineMeals highlight local ingredients, mountain vegetables, mushrooms, and handmade soba.
Komoro Mountain EscapeA distinctive rural stay in Komoro, away from the city's busier lodging areas.
Pickup Helps AccessDirect public transport is limited, but station pickup support is available by reservation.

Who is this ryokan best for?

Recommended stay1 nightScenery and onsen are the main draw here. Arrive mid-afternoon, soak before dinner, eat the mountain-focused meal, enjoy the morning bath and breakfast, then continue to Komoro sights or onward travel the next day.
Trip-planning verdict: Best used as a 1-night mountain onsen stay or hiking stop near Mt. Asama, not as a long sightseeing base for wider Nagano.

Know before booking

Remote accessAbout 25 minutes by car from Komoro Station or interchange, so this is inconvenient without a car or arranged pickup.
Limited walkabilityThis is an isolated mountain property, not a town ryokan with shops, cafés, or easy evening strolling nearby.
Simple roomsMain rooms are straightforward Japanese-style rooms, and some booking channels list shared bath or toilet arrangements.
Thin local sightseeingOutside hiking, baths, and a few Komoro-area stops, many travelers would run out of reasons for a longer stay.

Food & drinks

A remote mountain ryokan in Komoro with simple on-site meals built around local Shinshu ingredients, plus a few town dining options farther away.

Dining Room (on-site)
on-site

In-house meal venue for breakfast and dinner plans.

  • Pork hot potfoodHouse specialty hot pot.
  • Shinshu venison roastfoodLocal game with Japanese pepper.
  • Local sobafoodShinshu-style soba noodles.
  • Mountain vegetablesspecialtySeasonal sansai side dishes.
  • Breakfast setfoodSimple Japanese morning meal.
Restaurant (on-site)
on-site

Ryokan meals emphasize local rice, mushrooms, and seasonal mountain produce.

  • Local rice dishesfoodMeals centered on Shinshu rice.
  • Mushroom dishesfoodSeasonal mountain mushrooms.
  • Wagyu steakfoodChilled beef dish on some dinners.
  • Wild grape saucespecialtyHomemade local-style sauce.
Komoro Honjin Omoya (nearby)
nearbyabout 10 km

Useful town option for Western-style dining in central Komoro.

  • Italian dishesfoodWestern plates in a restored setting.
  • CoffeedrinkCafe-style drinks.
  • DessertsfoodLight sweets after a meal.

Access, transport and nearby sights

A mountain ryokan above Komoro best reached by train to Komoro or a nearby Shinkansen station, then continuing by taxi or private car because the final approach is remote.

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

Should you choose this ryokan?

A distinctive mountain ryokan at the Mount Asama trailhead in Komoro, best for travelers who want nature, hiking, and a memorable iron-rich onsen rather than polished luxury. It is especially appealing if you like rustic highland stays with outdoor activities, but less suitable if you want easy town access or fully private modern rooms.

5 reasons to choose this ryokan best points
  • Rare red-brown hot springIts standout feature is the unusual reddish-brown onsen, a memorable bath experience that feels far more distinctive than a standard clear hot spring. The water is known for a deeply warming soak after time outdoors.
  • Excellent base for Mount AsamaThe ryokan sits right by the Mount Asama trailhead, making early starts and post-hike recovery especially convenient. It is a practical pick for hikers who want to stay close to the mountain rather than commute from town.
  • Strong mountain-retreat atmosphereAt around 1,400 meters elevation, the setting feels quiet, wooded, and genuinely removed from city life. This is the kind of place where the fresh air, starry nights, and volcanic highland scenery are part of the stay.
  • More than a standard ryokan stayBeyond rooms and baths, the property also offers cottages, auto-camping, BBQ options, and even horse-related outdoor experiences. That gives active travelers and families more to do on-site than at a typical small inn.
  • Appealing seasonal local foodMeals are a real part of the experience here, with mountain vegetables, mushrooms, and handmade soba repeatedly tied to the property's identity. It suits travelers who want rustic regional cooking that matches the highland setting.
5 reasons not to choose this ryokan watch-outs
  • Remote locationThis is a mountain stay, not a convenient town ryokan, so getting around is easier with a car or careful planning. If you want to walk to shops, stations, or sightseeing streets, this location may feel isolating.
  • Rustic rather than luxuriousThe appeal here is nature and character, not refined high-end ryokan polish. Travelers expecting premium design, lavish suites, or a very upscale spa atmosphere may find it too simple.
  • Some rooms are less privateNot every accommodation type offers the same level of comfort or private facilities, so room choice matters a lot. Guests who strongly prefer an in-room bath and fully private setup should check carefully before booking.
  • Best if you enjoy outdoor travelThe whole property is built around hiking, camping, BBQ, and mountain activities, so the experience can feel wasted if you mainly want an indoor ryokan retreat. It is much more compelling for active travelers than for those seeking pure cocooning.
  • Mountain conditions can affect plansBecause it is tied closely to the Mount Asama area, weather and volcanic access conditions can shape what you can do nearby. If your trip depends on specific hiking plans, flexibility is important.

Ranking around this ryokan in Nagano

Showing 5 above and 5 below the current ryokan. The full ranking loads only when you click or hover over this block.

Current position: 86th out of 166 ryokans in Nagano.

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