A small, standalone Accommodation with just eight rooms, nestled in the mountains of Hirayama Onsen.

"Ichiki Ichisou" is a small Property with only 8 Rooms. Each Room is meticulously designed with the ideas of an architectural designer. All Rooms are equipped with private baths. Meals are prepared by a skilled chef using seasonal ingredients to create delicious and visually appealing dishes. The Onsen features 100% natural spring water, known as "Beauty's Bath" for its skin-smoothing properties. Take your time to relax and enjoy.

  • After arriving at the Accommodation and taking a short break, we headed to the spacious open-air Onsen. Other guests were already there and said the water was amazing—like a beauty serum. After trying it ourselves, we completely agreed. The silky-smooth water felt incredibly soothing. The cave bath seemed even more moisturizing, making it an Onsen you could stay in forever. Not only was the large public bath wonderful, but the in-Room bath was also beautifully made of stone. I can’t even count how many times we used it during our stay. The meals were also delicious, and we were very satisfied. We also really enjoyed sightseeing at Kikuchi Castle Ruins, Yamaga’s Sakura-yu, and Kikuchi Gorge.

    Yahoo!トラベルユー... 7/8/2026
  • I was able to use the large public bath three times and the indoor and open-air baths five times, for a total of eight visits. The spring quality and water temperature were excellent, and I had a wonderful time. I would like to visit again if I have the chance. The meals were delicious—I even gained some weight, so I think I need to go on a bit of a diet. Thank you very much to all the staff. The safflower and witch hazel seen from the dining area were also beautiful.

    Yahoo!トラベルユー... 4/2/2026

Facilities and Services

See All
  • Hot spring
  • Room with Open-Air Bath
Open-air bath / Free-flowing hot spring / Large public bath / Room service
IN15:00~17:30
OUT10:00
Number of rooms8 rooms
PetNot allowed
Your childPermitted

[No Meals Included Plan] Check-in is available until 9:00 PM. Ideal for refreshing in the Onsen during business trips.

IN 15:00~21:00
OUT 10:00
¥35,200
No meals ; 2 peopleTax included¥29,920
(USD 187.77)

【Standard Plan】Luxurious hot spring for beautiful skin! Local cuisine using regional ingredients

IN 15:00~17:30
OUT 10:00
¥48,400
Dinner and Breakfast included ; 2 peopleTax included¥41,140
(USD 258.19)

[No Meals Included Plan] Check-in is available until 9:00 PM. Ideal for refreshing in the Onsen during business trips.

IN 15:00~21:00
OUT 10:00
¥35,200
No meals ; 2 peopleTax included¥29,920
(USD 187.77)

【One Tree One Grass Upgrade Plan】Quiet detached house. Kaiseki with Kumamoto specialty "Basashi"

IN 15:00~17:30
OUT 10:00
¥48,800
Dinner and Breakfast included ; 2 peopleTax included¥41,480
(USD 260.32)

[No Meals Included Plan] Check-in is available until 9:00 PM. Ideal for refreshing in the Onsen during business trips.

IN 15:00~21:00
OUT 10:00
¥49,200
No meals ; 2 peopleTax included¥41,820
(USD 262.46)

【One Tree One Grass Upgrade Plan】Quiet detached house. Kaiseki with Kumamoto specialty "Basashi"

IN 15:00~17:30
OUT 10:00
¥62,400
Dinner and Breakfast included ; 2 peopleTax included¥53,040
(USD 332.87)

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Introduction of the Accommodation

Entrance
Front desk
Entrance
Front desk
"Ichimoku Ichisou" is a small Property with only 8 Rooms.

Each Room is meticulously crafted with the ideas of an architectural designer. All Rooms are equipped with private baths. Meals are prepared by a skilled chef using seasonal ingredients to create delicious and visually appealing dishes. The Onsen features 100% natural spring water. Relax and unwind at the renowned "Beauty Bath" known for its skin-smoothing properties.

Facilities and Equipment of Accommodation

  • The room
    The room
  • Hot Springs & Baths
    Hot Springs & Baths
  • Facilities & Services
    Facilities & Services
  • Meal
    Meal

Basic Information

TaxesHot Spring Tax is required separately (JPY 150 per person). *Free for junior high school students and younger.
Card information
VISA / MASTER / JCB / AMEX / DINERS
Pets
Not allowed
BreakfastIf you choose a Plan with breakfast, we will serve a Japanese set meal featuring freshly cooked Kikuka rice, handmade side dishes that pair well with rice, and miso soup. Breakfast is served at the dining area with a start time of either 8:00 or 8:30.
Your child
You can stay.
Please note that we do not accept reservations for children who have not yet entered elementary school. As this Accommodation is designed to provide a quiet and relaxing atmosphere, we appreciate your understanding. Children who are enrolled in elementary school are welcome.
Room service
Available for use
Until 10:00 PM A drink menu is available in your room.
Common amenities
  • ○ Shampoo · conditioner
  • ○ Body soap · soap
  • ○ Towel · Bath towel
  • × Body towel · sponge
  • ○ Toothbrush set
  • ○ Comb · Brush
  • ○ Shower cap
  • ○ Hair dryer
  • ○ Shaving
  • × Shaving Gel/Foam
  • × Bath additives
  • ○ Yukata
  • × Nightwear
  • × Bathrobe
  • × Slippers
  • × facial cleanser
  • × Toner
  • × Lotion
  • × Makeup remover
  • ○ Cotton swab
  • ○ Cotton
  • × Clothing deodorizing spray
  • ○ Refrigerator
  • × Minibar
  • ○ Electric kettle
  • ○ Tea set (free)
  • ○ Television
  • ○ Safe
  • × Scale
  • × Trouser press
  • × Free morning edition
  • × Pay-per-view broadcast
  • ○ Satellite broadcasting
  • × Video on Demand
  • × Radio
  • × CD player
  • × DVD player
  • × Blu-ray player
  • × Speakers for portable audio
  • × In-room PCs and tablets
Facilities and Features
  • ○ Hot spring
  • ○ Rooms with open-air baths available
  • ○ Open-air bath
  • ○ Free-flowing hot spring
  • ○ Large public bath
  • × Private bath
  • × Sauna
  • × Ganbanyoku (rock bathing)
  • × Within a 5-minute walk from the station
  • × Within a 5-minute walk to the convenience store.
  • × Indoor pool
  • × Outdoor pool
  • × Pet-friendly
  • × Spa facility
  • × Fitness
  • × Free shuttle service
  • × Shuttle Service (Paid)
  • ○ Room service
  • × Room Service Available 24 Hours
  • × Barrier-free
  • × Childcare services
Esthetic Massage
None
Fitness gym
None
Public Bath
The number of Public Bath
2
Business Hours
07:00~22:00
Hot spring
Available
Free-flowing
Available
Milky hot spring water
None
Additional Information
100% natural hot spring
Remarks
Bathing is available from check-in until 10:00 PM, and again from 7:00 AM the next morning until check-out. Onsen towels are provided.
Open-air bath
The number of Open-air bath
3
Business Hours
07:00~22:00
Hot spring
Available
Free-flowing
Available
Milky hot spring water
None
Additional Information
100% natural hot spring
Remarks
Bathing is available from check-in until 10:00 PM, and from 7:00 AM the next morning until check-out. Onsen towels are provided.
Room with Open-Air Bath
Hot spring
Available
Free-flowing
Available
Milky hot spring water
None
Additional Information
100% natural hot spring
Remarks
The Onsen hot water supply stops after 1:00 a.m. and resumes after 4:00 a.m.
Room with Onsen Indoor Bath
Hot spring
Available
Free-flowing
Available
Milky hot spring water
None
Additional Information
100% natural hot spring
Remarks
The Onsen hot water supply stops after 1:00 AM and resumes after 4:00 AM.
Spring quality and benefits

Alkaline Simple Sulfur Hot Spring

Skin conditions, skin-beautifying effects, fatigue recovery, neuralgia, muscle pain, joint pain, frozen shoulder, motor paralysis, bruises, autonomic nervous system imbalance, insomnia, depressive symptoms, atopic dermatitis, and more.

※Regarding the notation of "Gensen Kakenagashi"
In some facilities, heating or adding water for temperature adjustment may be performed. Additionally, please note that in some parts of the facility, the hot spring water may not be free-flowing from the source. For more details, please contact each facility.

SaunaNone
Hot stone spaNone
OthersOther accepted cards: Discover, Rakuten Card, ANA, JAL (one-time payment only) Other available payment methods: PayPay, Rakuten Pay, Edy, d Payment, Merpay, transportation IC cards, Apple Pay, iD

Reviews

Overall Score
4.38
Good (16)
  • Rooms & Amenities
    4.19
  • Facility
    4.38
  • Hospitality & Service
    4.31
  • Meals
    4.25
  • Onsen & Bath
    4.81
  • Satisfaction
    4.31

*Reviews that have been translated from Japanese.*

*Showing only reviews from 一休.com (Japanese) and Yahoo!トラベル.*

Access Information

Address
Kumamoto Prefecture4995-1 Hirayama, Yamaga City
TEL:+81-968-43-1013

About 20 minutes by car from Nankan IC or Kikusu IC.
About 60 minutes by bus from Tamana Station to the Hirayama Onsen Tourism Association bus stop.
*From the Hirayama Onsen Tourism Association bus stop, it is about a 10-minute walk to Ichiboku Issou / Hana no Bandai.*

Parking Information
Fee
Free for guests
Parking time
---
Parking space
No restrictions
Number of parking spaces
40 cars available outdoor
Valet service
Unavailable
No Reservation Required

Pickup and drop-off information
UnavailableFor up to 3 guests, Shuttle Service may be available from the Hirayama Onsen Tourism Association bus stop and Yamaga Bus Center. Please confirm by phone before making a Reservation.

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