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Onjuku Onsen Oonoso
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Ryokans in Chiba

Onjuku Onsen Oonoso

伊勢えび・あわびが専門の宿 大野荘

Chiba onsen ryokan — Ise lobster and abalone — the essence of the sea

★ 3.0TrustYou 92/100 · 66 reviews|Isumi-gunFrom ₩164,743 / night (2 adults)
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PHOTOS

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ABOUT

About this ryokan

🦞Ise lobster and abalone — the essence of the sea

Chiba · Onjuku Onsen Oonoso

Live Seafood Specializing in Ise Lobster and Abalone
1

Live Seafood Specializing in Ise Lobster and Abalone

  • 🦞Choose how the owner-selected Boshu ise ebi is prepared — onigarayaki (shell-roasted), salt-grilled, or miso-grilled
  • 🐚Local Onjuku abalone, hand-gathered one by one by free divers — tender and plump even as sashimi
  • 🍚A 'katsu-iso ryori' course that also brings in splendid alfonsino and seasonal local fish
Three Signature Specialties
2

Three Signature Specialties

  • 🔥Ise ebi onigarayaki, grilled in a signature sauce for an authentic flavor
  • 🍲'Ni-awabi,' Sanriku abalone simmered until tender — a lavish dish
  • 🐟Simmered splendid alfonsino too — the Special Choice course lets you pick two of the three as mains
Two Enchanting Private Hot Springs
3

Two Enchanting Private Hot Springs

  • 🌙The "Moon Desert Bath" recreates the birthplace of the folk song "Tsuki no Sabaku" — magical with the lights off
  • 🤿The uniquely themed "Diver and Abalone Bath" honors the previous owner, once a diver, and the local abalone
  • ♨️Both baths are private-use; your time slot is arranged at check-in
Onjuku's Natural Hot Spring, Known as a Beauty Bath
4

Onjuku's Natural Hot Spring, Known as a Beauty Bath

  • 💧A brownish sodium bicarbonate spring — a mildly alkaline, hypotonic cold spring
  • ✨Known as a "beauty bath" for leaving skin smooth, with beauty benefits to boot
  • 🩺Said to help with neuralgia, muscle pain, poor circulation, and fatigue
Renewed Rooms Embracing the Sea
5

Renewed Rooms Embracing the Sea

  • 🌊Ocean Suites with a half-open-air bath, spacious corner rooms spanning two sections or more
  • ♿Universal-design rooms with lowered thresholds, comfortable for children and older guests alike
  • 🏯Tatami rooms in 6, 8, 10, and 15-mat sizes, to suit your group and taste
Breakfast and Dining with Fresh Local Ingredients
6

Breakfast and Dining with Fresh Local Ingredients

  • 🐟A gentle Japanese breakfast of local dried horse mackerel and miso soup
  • 🍚Freshly cooked Koshihikari rice from Isumi
  • 🍶Also on offer: the local "Iwanoi Ginjo Namazake," a fine match for the seafood
8 Minutes from Onjuku Station, Between Sea and Sights
7

8 Minutes from Onjuku Station, Between Sea and Sights

  • 🚶An 8-minute walk from JR Onjuku Station, near Onjuku Beach in Minami-Boso Quasi-National Park
  • 🐫Stroll the beach to see the "Tsuki no Sabaku" monument and the ONJUKU sign
  • 🚂A convenient base for exploring the Boso Peninsula, including the Isumi Railway and Kamogawa Sea World
Two Enchanting Private Hot Springs
3

Two Enchanting Private Hot Springs

  • 🌙The "Moon Desert Bath" recreates the birthplace of the folk song "Tsuki no Sabaku" — magical with the lights off
  • 🤿The uniquely themed "Diver and Abalone Bath" honors the previous owner, once a diver, and the local abalone
  • ♨️Both baths are private-use; your time slot is arranged at check-in
Onjuku's Natural Hot Spring, Known as a Beauty Bath
4

Onjuku's Natural Hot Spring, Known as a Beauty Bath

  • 💧A brownish sodium bicarbonate spring — a mildly alkaline, hypotonic cold spring
  • ✨Known as a "beauty bath" for leaving skin smooth, with beauty benefits to boot
  • 🩺Said to help with neuralgia, muscle pain, poor circulation, and fatigue

A small inn where you can feast on the finest of the Boso sea — spiny lobster, local abalone and splendid alfonsino. Renovated rooms, dreamlike private hot spring baths and the charm of Onjuku's beach fill all five senses.

#OnjukuOnsen#Oonoso#IseEbi#AbaloneCuisine#ChibaRyokan#MoonDesert#PrivateOnsen#BosoPeninsula

✨ Ask AI about this property

AI searches Onjuku Onsen Oonoso'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 오노소는 온주쿠에 있으며 스노사키 등대와 스노사키 온천 근처, JR 온주쿠역에서 차로 약 30분 거리입니다. 투숙 중 유카타를 입으실 수 있습니다. 다리미 등을 무료로 빌려 쓰실 수 있습니다(자세한 내용은 프런트에 문의해 주십시오). 객실은 8개입니다. 찾아가는 길 JR 온주쿠역에서 곧장 도보 8분.

* 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: 21:00

* 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 Onjuku Onsen Oonoso?
Check-in starts at 15:00 and check-out is by 10:00.
Where is Onjuku Onsen Oonoso located?
It is in Chiba Isumi-gun. Address: 775 Shinmachi, Onjuku-machi, Isumi-gun, Chiba.
How much does one night cost?
Recent lowest observed rate starts from ₩164,743 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
92/100

66 reviews

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 Onjuku Onsen Oonoso'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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