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Shimabara Onsen Ryokan Kaibouso
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Ryokans in Unzen · Nagasaki

Shimabara Onsen Ryokan Kaibouso

島原温泉 旅館海望荘

Unzen · Nagasaki onsen ryokan — Morning sun rising over the Ariake Sea

★ 3.0|ShimabaraFrom ₩137,740 / night (2 adults)
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PHOTOS

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ABOUT

About this ryokan

🌅Morning sun rising over the Ariake Sea

Nagasaki · Shimabara Onsen Ryokan Kaibouso

Ocean Views Overlooking the Ariake Sea
1

Ocean Views Overlooking the Ariake Sea

  • 🌊A historic ryokan on elevated ground, taking in the full sweep of the Ariake Sea
  • 🚢Watch boats coming and going from Shimabara Port and the calm morning sea from your room
  • 🌅Start an unhurried morning watching the sunrise over the sea
Shimabara's Only 100% Natural Spring
2

Shimabara's Only 100% Natural Spring

  • ♨️Shimabara's only 100% natural bicarbonate spring, non-recirculated and kept fully flowing
  • 🪟A grand bath with sweeping Ariake Sea views, where cherry blossoms can also be seen in spring
  • 💧Spring water known to help with skin health, stiff shoulders, back pain, rheumatism, and neuralgia
Morning Sunlight in the Panoramic Grand Bath
3

Morning Sunlight in the Panoramic Grand Bath

  • 🛁Stretch out and relax in the panoramic grand bath's natural bicarbonate spring
  • 🌞On clear days, watch the Ariake Sea sunrise right from the bath
  • 🕕Bathing hours for guests are 6 AM-midnight, with day-trip bathing also available for 700 yen
Ocean-View Rooms Overlooking the Sea
4

Ocean-View Rooms Overlooking the Sea

  • 🏝️Sea-facing tatami rooms (8-16 mats) with the Ariake Sea spread out beyond the window
  • 🛌Roomy tatami rooms accommodating up to 5 guests, from couples to families
  • 📶Every room has Wi-Fi and a washlet toilet
Mountain-Side Rooms for Comfortable Rest
5

Mountain-Side Rooms for Comfortable Rest

  • ⛰️A quiet mountain-facing tatami room (12 mats) looking directly out at Mount Mayu
  • 🍵A reasonably priced room with a faint tatami scent, good for unwinding
  • 🛁Two shower rooms are also available for guests unable to use the grand bath
Kaiseki Full of the Sea's Delicacies
6

Kaiseki Full of the Sea's Delicacies

  • 🐡Local Shimabara dishes like fugu yubiki and steamed sea bream head
  • 🦐The deluxe plan adds a hearty spiny lobster gratin to an already generous dinner
  • 🍲You can also try the local "guzoni" hot pot, packed with rice cakes, seafood, and mountain vegetables
A Wholesome Shimabara-Style Japanese Breakfast
7

A Wholesome Shimabara-Style Japanese Breakfast

  • 🍚A warm Japanese breakfast set with clam and sea lettuce miso soup, served in a small pot
  • 🐟Made with local Shimabara ingredients like rock nori, grilled fish, tofu, and egg dishes
  • 🏮Dinner can be enjoyed in a private dining space, free from any distraction
A Castle Town, 5 Minutes from Shimabara Port
8

A Castle Town, 5 Minutes from Shimabara Port

  • 🚶A convenient location about a 5-minute walk from Shimabara Port and Shimabara-Gaiko Station
  • 🏯Shimabara Castle, the samurai residences, the koi-swimming streets, and Mount Unzen are all about 10 minutes away
  • 🚗Free parking available (no reservation needed), and also accessible by ferry from Kumamoto Port
Morning Sunlight in the Panoramic Grand Bath
3

Morning Sunlight in the Panoramic Grand Bath

  • 🛁Stretch out and relax in the panoramic grand bath's natural bicarbonate spring
  • 🌞On clear days, watch the Ariake Sea sunrise right from the bath
  • 🕕Bathing hours for guests are 6 AM-midnight, with day-trip bathing also available for 700 yen
Ocean-View Rooms Overlooking the Sea
4

Ocean-View Rooms Overlooking the Sea

  • 🏝️Sea-facing tatami rooms (8-16 mats) with the Ariake Sea spread out beyond the window
  • 🛌Roomy tatami rooms accommodating up to 5 guests, from couples to families
  • 📶Every room has Wi-Fi and a washlet toilet

A historic ryokan on high ground overlooking the Ariake Sea, offering Shimabara's only 100% natural hot spring and the best of the sea's delicacies. In its old but calm and comfortable atmosphere, spend an unhurried time with the boats passing through the harbor and the morning sun as your companions.

#ShimabaraOnsen#Kaibouso#NagasakiRyokan#AriakeSea#NaturalFlowingSpring#OceanViewRyokan#FuguCuisine#ShimabaraTravel

✨ Ask AI about this property

AI searches Shimabara Onsen Ryokan Kaibouso'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 시마바라 온천 료칸 가이보소는 시마바라에 있으며, 시마바라항에서 도보 약 5분, 시마바라 온천과 시마바라성 근처입니다. 모든 객실에서 무료 와이파이를 이용하실 수 있습니다. 투숙 중 유카타를 이용하실 수 있습니다. 다리미와 주전자 등은 추가 요금 없이 빌릴 수 있습니다(자세한 내용은 프런트에 문의해 주십시오). 시설로는 대욕장이 있습니다. 객실은 22개입니다. 찾아가는 길 시마바라가이코역과 시마바라항에서 도보 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: 20:00

* 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 Shimabara Onsen Ryokan Kaibouso?
Check-in starts at 15:00 and check-out is by 10:00.
Where is Shimabara Onsen Ryokan Kaibouso located?
It is in Unzen · Nagasaki Shimabara. Address: 45 Shimo Kawashirimachi, Shimabara-shi, Nagasaki.
How much does one night cost?
Recent lowest observed rate starts from ₩137,740 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 Shimabara Onsen Ryokan Kaibouso'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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