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- Millennium Hot Spring Souda Mountain Onsen Wa YAWARAGI
Millennium Hot Spring Souda Mountain Onsen Wa YAWARAGI
Kochi Prefecture/SusakiEnjoy Shikoku's premier beauty-enhancing hot springs at a tranquil property nestled in the mountains of Kochi.
A tranquil property nestled in the lush embrace of the mountains. Boasting Shikoku's premier onsen quality and water volume. The "Beauty Onsen," characterized by its silky water, is heated daily with firewood. Creative kaiseki meals prepared by the owner with a chef's background are also popular.
Thanks to the wood-fired heating method, we were able to soak in wonderfully soothing water and truly enjoy the essence of an Onsen Accommodation at a relaxed pace. Above all, we were impressed by the meals. The vegetables and fish were fresh, and you could tell great care was taken with the ingredients. Breakfast was a first-time experience for us—grilling fish and other items ourselves and enjoying them piping hot. There was also a wide variety of dishes, and everything went perfectly with rice. We also loved being able to dine in a private room without worrying about others, at our own pace. We’ve already recommended it to friends. We’ve added it to our list of Onsen Accommodations we’d like to visit again.
金沢めぐ 9/29/2026It was a soothing escape from my hectic daily routine. It was wonderful—I’ll definitely stay again. Thank you very much.
テーブルランナー 4/23/2026
Facilities and Services
See All- Hot spring
- Room with Open-Air Bath
| IN | 15:00~18:00 |
|---|---|
| OUT | 10:00 |
| Number of rooms | 7 rooms |
| Pet | Not allowed |
| Your child | Permitted |
Photo
See AllNotice from the Accommodation
Every Thursday, due to maintenance, the public bath will open from 1 PM. Guests staying on Wednesday cannot use it in the morning, so please be aware. ※ Changes may occur during holidays, Obon, New Year, GW, etc. ※ The semi-open-air bath in the room is available.
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Introduction of the Accommodation

Enjoy the natural hot spring for beautiful skin.
Our Onsen is renowned for its exceptional water quality and abundant flow, often referred to as the "Beauty Bath" for its smooth texture and skin benefits, highly popular among women who value their skin. Enjoy the mineral-rich Onsen to your heart's content. We offer indoor baths, open-air baths, and natural hot spring Hinoki baths.

Detached property with semi-open-air bath 'Wa' - Limited to one group per day
The popular detached property 'Wa' among guests. The Japanese-Western style room offers a serene space blended with modern Japanese aesthetics. The detached property features a semi-open-air hot spring bath, allowing you to enjoy private time leisurely with your family or partner.

A variety of dishes that stimulate the appetite
You can choose from three types of hotpot: Tosa seafood hotpot, black Wagyu beef shabu-shabu, or Botan hotpot, also known as wild boar hotpot.
Facilities and Equipment of Accommodation
- The room
- Hot Springs & Baths
- Meal
Basic Information
| Card information | VISA / MASTER |
|---|---|
| Pets | Not allowed |
| Breakfast | There is no information about breakfast. |
| Your child | You can stay. |
| Room service | Not available |
| Common amenities |
|
| Facilities and Features |
|
| Esthetic Massage | None |
| Fitness gym | None |
| Public Bath |
|
| Open-air bath |
|
| Private bath |
|
| Room with Open-Air Bath |
|
| Spring quality and benefits | Alkaline Simple Sulfur Cold Mineral Spring (Hypotonic Alkaline Cold Mineral Spring) Neuralgia relief, improved cold tolerance, and skin beautification effects |
| Sauna | None |
| Hot stone spa | None |
| About Hygiene Measures | At Sōda Yama Onsen, we are implementing the following measures to address the coronavirus:
- Staff wearing masks
- Installation of partitions at the reception desk
- Disinfection of the premises with alcohol in the morning and evening
- Meals served by group |
Reviews
- Rooms & Amenities4.66
- Facility4.52
- Hospitality & Service4.41
- Meals4.41
- Onsen & Bath4.76
- Satisfaction4.59
*Reviews that have been translated from Japanese.*
*Showing only reviews from 一休.com (Japanese) and Yahoo!トラベル.*
Access Information
Kochi Prefecture1122 Otsu, Kuwatayama, Susaki City
TEL:+81-889-45-0055
Approximately 5 minutes by car from JR Goso Station.
- Parking Information
- Fee
- Free for guests
- Parking time
- ---
- Parking space
- No restrictions
- Number of parking spaces
- 30 cars available outdoor
- Valet service
- Unavailable
- Pickup and drop-off information
- Available (Free)Shuttle service available from JR Goso Station for property guests only (Please contact directly).
Frequently Asked Questions
Please provide information about Open-air bath.
・Business Hours: 09:00~22:00 ・Hot spring: Available ・Free-flowing: Available ・Cloudy hot spring water: None ・Supplementary information: (Heating)
What kind of facilities and features are available?
There are the following facilities and features. Hot spring・Rooms with open-air baths available・Open-air bath・Free-flowing hot spring・Large public bath・Private bath・Free shuttle service
I would like to know the access information.
Approximately 5 minutes by car from JR Goso Station.
Is parking available?
・Fee: Free for guests ・Parking space: Length --- Vehicle width --- Vehicle height --- ・Number of parking spaces: 30 cars ・Valet Service: Unavailable No reservation required
Please provide information about Private bath.
・Hot spring: None ・Free-flowing: None ・Cloudy hot spring water: None
What kind of hygiene management is being conducted?
At Sōda Yama Onsen, we are implementing the following measures to address the coronavirus: - Staff wearing masks - Installation of partitions at the reception desk - Disinfection of the premises with alcohol in the morning and evening - Meals served by group
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