



プライベート・イン アクアスイート
Reviewed by Japan Ryokan Guide editorial team·Independent publication·How we verify
Checked against the official site · Sep 2026An adults-only inn where all twelve rooms have a private open-air onsen bath and in-room full-course dinner.
Answers taken from the inn’s or its operator’s official website, with the exact wording. We only show what the site states.
Not clearly stated on the official site — ask the inn before booking.
Not clearly stated on the official site — ask the inn before booking.
段数は7段程あり段差もありますので、車椅子利用の方や足の不自由な方はご移動は難しいかと思います。バリアフリーの設備はございません。Not clearly stated on the official site — ask the inn before booking.
Check availability and prices on Trip.com and Agoda.
Private Inn Aqua Suite
Check prices on 2 sites — each opens with your dates
Check-in — Check-out
Booking links may earn us a commission at no extra cost to you.
Multi-course kaiseki dinner and traditional Japanese breakfast are typically included in the nightly rate at this luxury ryokan. Premium kaiseki tiers, in-room dining (heya-shoku), and private dining rooms (koshitsu) may be available — request these preferences when booking through Trip.com or Booking.com.
Dietary requests (vegetarian, halal, gluten-free, allergies) should be communicated at booking, not on arrival — the kitchen pre-orders ingredients several days ahead.
11 questions about Private Inn Aqua Suite
Plan your Japan trip
Booked your ryokan? Lock in the basics for a smooth trip — stay connected from arrival, ride unlimited Shinkansen, and skip the rush hour crowds.
Unlimited Shinkansen + JR trains for 7/14/21 days. Pays for itself in 2-3 long-distance trips.
View on KlookStay connected from the moment you land — instant activation, no physical SIM swap.
View on Airalo4G unlimited data. Great for groups — airport pickup, return at any major station.
View on KlookAffiliate disclosure: we earn a small commission when you book through these links — at no extra cost to you. This helps keep our ryokan guides free.
These Nasu ryokan offer a similar onsen-town experience at a meaningfully lower price — ranked by traveler review count.

中藤屋旅館
A historic Yumoto inn drawing the milky Shika-no-yu sulphur spring, with a 24-hour cypress bath and Nasu wagyu dining.
from US$150 · per person · per nightfrom ≈ US$300 total for 2 guests

北温泉旅館
A rustic Edo-era secret-spring inn famous for its mixed-bathing "swimming bath" and Tengu-no-yu.
from US$110 · per person · per nightfrom ≈ US$220 total for 2 guests

奥那須温泉 大丸温泉旅館
A 200-year-old secret-spring inn at 1,300 metres, famous for its natural riverbed "Kawa-no-yu" open-air bath.
from US$120 · per person · per nightfrom ≈ US$240 total for 2 guests
More in Nasu

那須温泉 山楽
A century-old luxury ryokan near the Nasu Imperial Villa, with source-flowing open-air baths and private-bath rooms.
from US$400 · per person · per nightfrom ≈ US$800 total for 2 guests

御宿 なか田
An ultra-exclusive four-room inn where every room has its own open-air bath and private stone thermal room.
from US$450 · per person · per nightfrom ≈ US$900 total for 2 guests

中藤屋旅館
A historic Yumoto inn drawing the milky Shika-no-yu sulphur spring, with a 24-hour cypress bath and Nasu wagyu dining.
from US$150 · per person · per nightfrom ≈ US$300 total for 2 guests
| Ryokan | From | Rating | Book |
|---|---|---|---|
| from US$220/person/night≈ US$440 for 2 | 10.0 | Book on Trip.com | |
| from US$450/person/night≈ US$900 for 2 | 9.8 | Book on Agoda | |
| from US$709/person/night≈ US$1,418 for 2 | 9.2 65 reviews | Book on Trip.com | |
| from US$400/person/night≈ US$800 for 2 | 9.1 | Book on Agoda | |
| from US$150/person/night≈ US$300 for 2 | 9.0 616 reviews | Book on Agoda | |
| from US$350/person/night≈ US$700 for 2 | 9.0 501 reviews | Book on Agoda | |
| from US$250/person/night≈ US$500 for 2 | 9.0 489 reviews | Book on Trip.com | |
| from US$400/person/night≈ US$800 for 2 | 9.0 | Book on Trip.com | |
| from US$120/person/night≈ US$240 for 2 | 8.6 6 reviews | Book on Trip.com | |
| from US$150/person/night≈ US$300 for 2 | 8.0 | Book on Agoda | |
| from US$110/person/night≈ US$220 for 2 | 7.2 6 reviews | Book on Trip.com | |
| from US$90/person/night≈ US$180 for 2 | — | Book on Trip.com |

Nasu
Prices shown are approximate starting rates per person per night. We may earn a commission on bookings.
Related Articles
Explore