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Tenku no Shiro Sangitei Honkan
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Ryokans in Nagano

Tenku no Shiro Sangitei Honkan

天空の城 三宜亭本館

Nagano onsen ryokan — Above the ruins of Iida Castle, a hot-spring ryokan adrift in the sky, gazing out at the Southern Alps

★ 4.0|IidaFrom ₩156,155 / night (2 adults)
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PHOTOS

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ABOUT

About this ryokan

🏯Above the ruins of Iida Castle, a hot-spring ryokan adrift in the sky, gazing out at the Southern Alps

Iida, Nagano · Tenku no Shiro Sangitei Honkan

A Castle in the Sky, Atop Iida Castle Ruins
1

A Castle in the Sky, Atop Iida Castle Ruins

  • 🏯A ryokan set on the historic hill once home to Iida Castle
  • ⛰️Sweeping views of the Southern Alps range and Iida's cityscape
  • 🌸A Japanese garden that has bloomed through every season since its Meiji-era founding
Iida Castle Onsen, Drawn from 1,300m Underground
2

Iida Castle Onsen, Drawn from 1,300m Underground

  • 💧A pH 9.79 alkaline simple spring, yielding 170 tons daily
  • ✨The 'toner bath,' known for smoothing away rough skin
  • 🛁Sweeping views from the panoramic bathhouse and sky-high open-air bath
  • ♨️A mist sauna infused with onsen minerals
Rooms Facing the Southern Alps
3

Rooms Facing the Southern Alps

  • 🛏️A range of room types, from Japanese-Western rooms with tatami and beds to pure Japanese-style rooms
  • 🏔️Choose a room facing the Southern Alps or the city
  • 🐶Pet-friendly rooms (renewed January 2025)
A Kaiseki Feast of Shinshu's Mountains and Sea
4

A Kaiseki Feast of Shinshu's Mountains and Sea

  • 🥩A taste of local terroir through Minami-Shinshu beef kaiseki
  • 🐟Shinshu salmon, seasonal vegetables, and mushrooms sourced locally
  • 🍶Ina Valley specialties like sweet simmered carp and horse sashimi
  • 🍚A choice of two Japanese breakfasts: rice porridge you simmer yourself in a clay pot, or a set with freshly made tofu
Garden, Lounge, and a Beer Garden in the Sky
5

Garden, Lounge, and a Beer Garden in the Sky

  • 🌿A storied Japanese garden blooming through every season
  • 🪟A lounge with garden views through large windows (Wi-Fi)
  • 🍺The rooftop 'Sky Beer Garden' (late April–September, retractable roof)
  • 🛍️A shop stocked with Shinshu souvenirs and original bath products
Right by Iida Castle Ruins, Easy to Reach
6

Right by Iida Castle Ruins, Easy to Reach

  • 🚗Free parking for 60 cars (first come, first served)
  • 🏛️Look for the Nagahime Shrine torii gate beside the Iida City Art Museum as your landmark
  • 🛀The private family bath 'Nanten,' a semi-open-air bath (reservation required)
Rooms Facing the Southern Alps
3

Rooms Facing the Southern Alps

  • 🛏️A range of room types, from Japanese-Western rooms with tatami and beds to pure Japanese-style rooms
  • 🏔️Choose a room facing the Southern Alps or the city
  • 🐶Pet-friendly rooms (renewed January 2025)
A Kaiseki Feast of Shinshu's Mountains and Sea
4

A Kaiseki Feast of Shinshu's Mountains and Sea

  • 🥩A taste of local terroir through Minami-Shinshu beef kaiseki
  • 🐟Shinshu salmon, seasonal vegetables, and mushrooms sourced locally
  • 🍶Ina Valley specialties like sweet simmered carp and horse sashimi
  • 🍚A choice of two Japanese breakfasts: rice porridge you simmer yourself in a clay pot, or a set with freshly made tofu

A night in a castle in the sky, where you surrender to Southern Alps views and skin-softening hot springs. Shinshu's four seasons arrive whole, at both table and bath.

#NaganoRyokan#IidaOnsen#TenkuNoShiroSangitei#SouthernAlpsView#SkinSofteningBath#SkyOpenAirBath#ShinshuKaiseki#OnsenTrip

✨ Ask AI about this property

AI searches Tenku no Shiro Sangitei Honkan'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 덴쿠노시로 산기테이 본관은 이이다에 있으며, 이이다 IC에서 차로 약 10분 거리로 이이다조 온천과 고마가네 고원 스키 파크 근처입니다. 로비에서 무료 와이파이를 이용할 수 있습니다. 숙박 중 유카타를 착용할 수 있습니다. 가습기, 다리미 등은 추가 요금 없이 빌릴 수 있습니다(자세한 내용은 프런트에 문의해 주십시오). 시설로는 노천탕, 대욕장, 사우나, 대여 자전거가 있습니다. 객실은 35실입니다. 찾아가는 길 신주쿠, 요코하마, 나고야, 오사카 또는 나가노에서 이이다역행 버스를 이용합니다. 버스 정류장에서 택시로 5분.

* 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: 19:00

* 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 Tenku no Shiro Sangitei Honkan?
Check-in starts at 15:00 and check-out is by 10:00.
Where is Tenku no Shiro Sangitei Honkan located?
It is in Nagano Iida. Address: 2-641-10 Otemachi.
How much does one night cost?
Recent lowest observed rate starts from ₩156,155 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.

Check-in / Check-out

Check-in

15:00

From 15:00

Check-out

10:00

Until 10:00

✨ Ask AI about this property

AI searches Tenku no Shiro Sangitei Honkan'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.
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