We noticed that you're using an unsupported browser. The TripAdvisor website may not display properly.
We support the following browsers:
Windows: Internet Explorer, Mozilla Firefox, Google Chrome. Mac: Safari.

Hoshino Resorts KAI Aso

Certificate of Excellence
Hotel website
Hotel virtual tour
Hotel deals
628-6 Yutsubo Senomoto, Kusu-gun, Kokonoe-machi 879-4912, Oita Prefecture
Special Rate
¥72,000 (JPY)
Book on
TripAdvisor
Trusted partner. We work with to make your booking as easy as possible.
Secure payments. We use industry-leading practices to keep your information secure.
1 room 1 adult
Enter dates for best prices
Check In Check Out
Check Availability
Book on
or compare prices from up to 200 sites including:
Management photos
Hoshino Resorts KAI Aso
Add a photo
Add Photo Write a Review

52 Reviews from our TripAdvisor Community

Traveler rating
Traveler type
Time of year
Language
  • More
Level Contributor
51 reviews
12 hotel reviews
common_n_hotel_reviews_1bd8 11 helpful votes
4 of 5 stars Reviewed October 3, 2015

I visited Kai Aso in early October, and the night is definitely cool enough for Onsen dips. Very relaxing! Kai Aso gives you all your dream about a relaxing and romantic Japanese Ryokan. They do not have a big Onsen (hot spring bath) area, but rather, all rooms has individual in-room Onsen. My room is facing a lush green slope,... More 

Helpful?
Thank DiamondPolo
Hoshino_Resorts, お客様担当マネージャー at Hoshino Resorts KAI Aso, responded to this review

Dear DiamondPolo, Thank you for taking the time to review Hoshino Resorts KAI Aso. We are pleased to hear that you could relax at your stay and we truly appreciate your kind comments. Your feedback about the room amenities, the quality of the dinner and the massage, provides us the opportunities to further enhance our guest experience. Thank you again... More 

2 reviews
common_n_hotel_reviews_1bd8 1 helpful vote
5 of 5 stars Reviewed May 2, 2015 via mobile

The down duvet was amazing, like sleeping on clouds! Service and English standards are high. Felt very relaxed and feels like I was in Bali resort but with Onsen. Attention to detail was over the top. Food was great, I love the kaiseki dinner

Helpful?
Thank Denisebb0429
Hong Kong
Level Contributor
108 reviews
61 hotel reviews
common_n_hotel_reviews_1bd8 99 helpful votes
5 of 5 stars Reviewed April 28, 2014

Hoshino Resorts is always my top choice to stay in Japan. I am familiar with Hoshinoya Resorts, which is their top brand and this is the first time I stayed at the Kai Resorts brand. I honestly think the hotel group is too humble to call Kai Resorts "hot springs inn" as a translation from Japanese "Ryokan". Kai Aso is... More 

Helpful?
Thank Sheepo
Brunswick, Maine
Level Contributor
35 reviews
13 hotel reviews
common_n_hotel_reviews_1bd8 53 helpful votes
5 of 5 stars Reviewed November 9, 2013

On our trip to Japan in October, my husband and I were privileged to stay in two traditional ryokans when we traveled to Kyushu Island for four days. It was a delightful immersion in Japanese culture. Each Kai Aso mountain resort villa had free flowing outdoor baths fed by mineral rich water from nearby Mt. Aso. The villas were charming... More 

Helpful?
2 Thank travlingal65
Questions? Get answers from hotel staff and past guests. Ask a question

162 photos of this hotel

Traveler photos: See what travelers like you saw

Viewed
All traveler photos (128)
Viewed
Room/suite (39)
Viewed
Hotel & grounds (7)
Viewed
View from room (5)
Viewed
Dining (49)
Viewed
Bathroom (2)
Viewed
Business center/function rooms (1)
Viewed
Other (25)

Management photos: Courtesy of the property manager

Viewed
All management photos (34)
Viewed
Hotel & grounds (1)
Viewed
Other (33)
Check In Check Out
Prices are for 1 room, 2 adults
Show Prices
Hotels you might also like...
Also consider these accommodations in or near Kokonoe-machi
Sujiyu Onsen
Spa Greenness
Spa Greenness
#4 of 57 in Kokonoe-machi
4.5 of 5 stars 22 reviews
Beppu Station
Hotel Umine
Hotel Umine
#3 of 136 in Beppu
4.5 of 5 stars 98 reviews
Beppu Station
Nishitetsu Resort Inn Beppu
Show Prices
Show Prices
Show Prices
Beppu Onsen
Seikai
Seikai
#1 of 136 in Beppu
4.5 of 5 stars 170 reviews
Sujiyu Onsen
Kokonoe Yuyutei
Kokonoe Yuyutei
#17 of 57 in Kokonoe-machi
3.5 of 5 stars 28 reviews
Resonate Club Kuju
#3 of 23 in Taketa
4.5 of 5 stars 100 reviews
Show Prices
Show Prices
Show Prices
Questions? Get answers from hotel staff and past guests. Ask a question

Amenities

Enter dates for best prices
Check In Check Out
Price Your Stay