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Onsen Glamping Shima Blue
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Ryokans in Kusatsu · Gunma

Onsen Glamping Shima Blue

四万温泉 シマブルー

Kusatsu · Gunma onsen ryokan — An Open-Air Spring Bath in Every Room — Glamping in the Shima River Valley

★ 3.0TrustYou 82/100 · 51 reviews|Agatsuma-gunFrom ₩402,705 / night (2 adults)
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PHOTOS

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ABOUT

About this ryokan

♨️An Open-Air Spring Bath in Every Room — Glamping in the Shima River Valley

Gunma · Onsen Glamping Shima Blue

An Open-Air Spring Bath in Every Room
1

An Open-Air Spring Bath in Every Room

  • ♨️All seven cottages come with their own open-air bath, filled with 100% source-fed Kakenagashi water
  • 🌲Soak privately while looking out over the Shima River valley through the trees
  • 🌊Water from two sources, 'Sandori-no-yu' and 'Yu-no-izumi,' is blended and poured into the tub
Shima Onsen, the Renowned Waters Said to Cure Countless Ills
2

Shima Onsen, the Renowned Waters Said to Cure Countless Ills

  • 🏛️A renowned hot spring with over 1,000 years of history, designated Japan's first National Health Resort
  • 💧A sodium-calcium chloride sulfate spring, ranked among Japan's three great hot springs for stomach ailments
  • ✨Known to help with stomach ailments, neuralgia, and rheumatism, and also prized as a beautifying bath
Seven Cottages, Each with Its Own Theme
3

Seven Cottages, Each with Its Own Theme

  • 🏡Standalone cottages themed individually, from Island Blue to Apple Orange to Brown Premium
  • 🛏️Most are duplex maisonettes with a bedroom, living area, and view terrace
  • 📶All rooms are non-smoking with Wi-Fi, plus a fridge and Bluetooth speaker
A Farm-to-Table Dinner You Choose
4

A Farm-to-Table Dinner You Choose

  • 🥩One plan lets you enjoy Gunma's own brand beef, Akagi beef sukiyaki, right in your room
  • 🍔Another menu is supervised by Chef Daisuke Sato, who placed 3rd nationally at the Japan Burger Championship 2024
  • 🍽️A Joshu beef steak course is also available at the restaurant of sister property 'Kanau'
A Private BBQ Terrace Facing the Valley
5

A Private BBQ Terrace Facing the Valley

  • 🔥Enjoy a private barbecue on each cottage's view terrace overlooking the valley
  • 🍖A burger kit comes with a Joshu beef patty and a konjac bun made in Gunma
  • ☕In the morning, step out with coffee in hand and breathe in the fresh air of the Shima River valley
A Private Löyly Sauna in the Forest
6

A Private Löyly Sauna in the Forest

  • 🧖Down the stairs between cottages is the 'Forest Sauna' (fee applies), reserved just for you
  • 💦Adjust the heat and humidity yourself with self-serve löyly, then cool off in the outdoor cold-water tub
  • 🍃On the open-air rest deck, unwind and find your balance facing the scenic Fusenkyo gorge
The Nature of Shima Onsen's Yuzuriha District
7

The Nature of Shima Onsen's Yuzuriha District

  • 🌳Set in the quiet, nature-rich Yuzuriha district along the Shima River
  • 🚗About a 30-minute drive from Nakanojo Station on the Agatsuma Line — snow tires recommended in winter
  • 🚌Free shuttle service (reservation required) is available from the Shima Onsen bus stop
Seven Cottages, Each with Its Own Theme
3

Seven Cottages, Each with Its Own Theme

  • 🏡Standalone cottages themed individually, from Island Blue to Apple Orange to Brown Premium
  • 🛏️Most are duplex maisonettes with a bedroom, living area, and view terrace
  • 📶All rooms are non-smoking with Wi-Fi, plus a fridge and Bluetooth speaker
A Farm-to-Table Dinner You Choose
4

A Farm-to-Table Dinner You Choose

  • 🥩One plan lets you enjoy Gunma's own brand beef, Akagi beef sukiyaki, right in your room
  • 🍔Another menu is supervised by Chef Daisuke Sato, who placed 3rd nationally at the Japan Burger Championship 2024
  • 🍽️A Joshu beef steak course is also available at the restaurant of sister property 'Kanau'

Amid the trees of the Shima River valley, seven cottages await, each with its own open-air bath fed by natural spring water. A private hot spring, barbecue, and forest sauna come together for a night only onsen glamping can offer — experience it at Shima Blue.

#ShimaOnsen#ShimaBlue#OnsenGlamping#OpenAirBathInEveryRoom#GunmaTravel#Kakenagashi#PrivateBBQ#ForestSauna

✨ Ask AI about this property

AI searches Onsen Glamping Shima Blue's official website to answer. AI can be inaccurate, so please check the original page or the property before booking.

Read the property's own description▾

숙소 소개 모든 객실에 효능 좋은 노천 온천이 딸려 있으며, 2017년 4월 27일 국립공원 안에 새로 문을 연 숙소로, 풍부한 자연에 둘러싸여 글램핑 스타일 이상의 숙박을 즐길 수 있습니다. 찾아가는 길 아가쓰마선 나카노조역에서 차로 40분

* Translated from the description supplied by the property.

* This introduction was compiled from information published by each property (official website and similar sources), so some details may differ from what you find on the day. It is AI-assisted and can contain errors — please check the official website and the details shown at booking before you reserve.

ROOMS

Available rooms

POLICY

Good to know

체크인·체크아웃 · 체크인: 15:00 · 체크아웃: 10:00 · 최종 체크인: 18:00

* Translated from information supplied by the property; the cancellation policy shown at booking takes precedence.

GUIDE

New to ryokans?

From onsen etiquette to check-in — the things worth knowing first.

♨️ Onsen bathing etiquette🩹 Onsen with tattoos?✅ First-timer checklistAll guides →

FAQ

Frequently asked questions

What are the check-in and check-out times at Onsen Glamping Shima Blue?
Check-in starts at 15:00 and check-out is by 10:00.
Where is Onsen Glamping Shima Blue located?
It is in Kusatsu · Gunma Agatsuma-gun. Address: 4355-9 Shima, Nakanojo-machi, Agatsuma-gun, Gunma.
How much does one night cost?
Recent lowest observed rate starts from ₩402,705 per night for two adults. Rates vary by date and room type, so a live search is most accurate.
What is the cancellation and refund policy?
Free-cancellation deadlines vary by rate plan and are shown with each room. Cancelling before the deadline gives a full refund.

Traveler ratings

TrustYou
82/100

51 reviews

Check-in / Check-out

Check-in

15:00

15:00 ~ 17:00

Check-out

10:00

Until 10:00

✨ Ask AI about this property

AI searches Onsen Glamping Shima Blue's official website to answer. AI can be inaccurate, so please check the original page or the property before booking.

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Company: Diplat Laps Co., Ltd.
CEO: Kyungjun Jung
Tel: +82-2-3788-9137
Business Registration: 244-88-04002
E-commerce Registration: 2026-Seoul Gangseo-2302
Address: A-502, Doosan The Land Tower, 152 Magokseo-ro, Gangseo-gu, Seoul, Korea
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