Sanyo-So

🏯A night between Togo Murano's new wing and a 3,000-tsubo garden

Shizuoka · Izu Nagaoka Onsen Sanyoso

1

Architecture and Garden

• 🏯A sukiya-style main building, once the 1929 Iwasaki family villa, and a new wing designed by Togo Murano
• 🌿A 3,000-tsubo (about 10,000 m²) Japanese garden created by Kyoto gardener Jihei Ogawa
• 🍃Stroll a circuit garden that changes expression with every season

2

The Main Bathhouse

• ♨️Enjoy a simple alkaline hot spring with a pH of 9.1
• 🛁Soak in Izu's hot spring in a spacious indoor bathhouse
• 🌸Sink into the bath while taking in the garden's atmosphere

3

The Open-Air Bath

• ♨️Bathe in the open air, surrounded by fresh outdoor breezes
• 🌳An open-air space enveloped in greenery
• 🌙Different lingering impressions of the onsen depending on the hour

4

Guest Rooms

• 🛏️Japanese-style rooms of various grades in both the main and new wings
• ♨️Every room has its own indoor bath with free-flowing onsen water
• 🐕Two detached rooms where you can stay together with your dog

5

Cuisine

• 🍱Authentic Japanese cuisine that makes the most of seasonal ingredients
• 🦐Enjoy seasonal menus, such as a summer kaiseki course
• 🍵Open your day with a refined Japanese breakfast

6

Dining Spaces

• 🥢Dine at Yuho, the in-house dining venue
• 🌿A calm, composed dining atmosphere throughout
• ☕A coffee lounge and other spaces for relaxation

7

In-House Ambience and Rest

• 🏮Feel the spirit of a traditional ryokan throughout the main building and grounds
• 💆A relaxation salon, lounge, and other amenities on site
• 🌸Spend quiet time gazing out over the garden

8

Location and Access

• 📍Located in Izu Nagaoka Onsen, Izunokuni City, Shizuoka Prefecture
• 🚠Close to Izu landmarks such as the Katsuragiyama Ropeway
• 🚗A convenient base for exploring the Izu Peninsula
• 🚐Free shuttle bus from Izu-Nagaoka Station (guests only, reservation required, departures 14:00–17:00)

3

The Open-Air Bath

• ♨️Bathe in the open air, surrounded by fresh outdoor breezes
• 🌳An open-air space enveloped in greenery
• 🌙Different lingering impressions of the onsen depending on the hour

4

Guest Rooms

• 🛏️Japanese-style rooms of various grades in both the main and new wings
• ♨️Every room has its own indoor bath with free-flowing onsen water
• 🐕Two detached rooms where you can stay together with your dog

Show more (6 more)▾

Sanyoso pairs a new wing designed by Togo Murano with a 3,000-tsubo strolling garden, complemented by a pH 9.1 alkaline onsen and seasonal kaiseki, for a distinguished night in Izu. Enjoy quiet rest at a refined ryokan run by Prince Hotels & Resorts.

#IzuNagaokaOnsen#Sanyoso#SanyosoKanji#TogoMurano#JapaneseGarden#PrinceHotels#ShizuokaRyokan#PrivateOnsen

* 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.

어린이·엑스트라 베드 영유아 연령: 0 어린이 연령: 0~0

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

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

What are the check-in and check-out times at Sanyo-So?

Check-in starts at 15:00 and check-out is by 11:00.

Where is Sanyo-So located?

It is in Izu · Shizuoka Izunokuni. Address: 270 Mamanoue.

How much does one night cost?

Recent lowest observed rate starts from ₩1,645,351 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.