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Yagurumaso

やぐるま荘やぐるまそう

Day-use onsen baths at an outdoor activity center in Harazuru

Public Bathhouse
Kyushu & Okinawa·Fukuoka

Day Use

Yes
10:00–20:00

last entry at 19:00

¥700

The family bath (kashikiri, 貸切) is priced separately from the main bath: 2,000 yen per room for two people or 2,500 yen per room for three or more, each for 50 minutes. It's walk-in only, no advance reservation. A 5-visit ticket booklet for the main bath costs 2,500 yen (one ticket per visit).

Bathing & Water

Natural onsen water

Uses natural hot spring water

Outdoor BathYes

Open-air outdoor bath

Indoor BathYes

Enclosed indoor bathing area

SaunaYes

Sauna room of any kind

The sauna is in the women's bath only.

Bathing Arrangements

Private BathYes

A private bath you can reserve for yourself or your group

Private family bath, walk-in only with no advance booking; 2,000 yen per room for 2 people or 2,500 yen for 3 or more (each 50 minutes).

Mixed BathingNo

Shared bathing area for all genders

Baths are split by gender (men's and women's); no mixed bathing is offered.

Policies & Services

WashingYes

Shower, wash stations, soap and shampoo provided

TowelsNo

Towels to rent or borrow at the desk

Towels are sold at the front desk for a fee, not lent or rented.

ParkingYes

On-site or nearby parking available

原鶴温泉(源泉:八車荘2号)

Harazuru Onsen (Yagurumaso Well No. 2)

Operated by · 有限会社 八車荘

Simple
Color
colorless and transparent
Taste
tasteless
Odor
faint hydrogen sulfide

Sodium Bicarbonate-Chloride spring

pH 7.9Weakly alkalineHot source · 47°CHigh silica
Composition fingerprint0.7 g/kg dissolved · Hypotonic
Na⁺91
HCO₃⁻50
Cl⁻41
CationsAnions
Sodium Na⁺
salt's cation — pairs with chloride to make the water salty.
Bicarbonate HCO₃⁻
"soda" — softens skin, leaves it smooth.
Known good for
  • Aches & jointsstiff shoulders
  • Smooth skindry, rough skin
  • Recoveryfatigue, stress

A simple thermal spring from the Yagurumaso No. 2 well at Harazuru. Hot at 46.6 °C and weakly alkaline, it is soft on the skin in the Japanese beauty-water family, carrying a faint hydrogen sulfide note at the source. With 69 mg/kg of metasilicic acid, it is a gentle, lightly mineralized water that leaves skin feeling smooth.

Sampled at wellhead·Analyzed Nov 20, 2019·公益財団法人 北九州生活科学センター·Cert no. B1900743

Explore the water

Highlights

Lukewarm Bath
Electric Bath
Drinking Spring

Programs

About

Yagurumaso is a day-use-only bathhouse in Harazuru Onsen, part of an outdoor activity center with barbecue, kayaking and SUP, and cycling. The indoor bath has an attached open-air bath, a lukewarm tub, and a rock bath, and one of the outdoor tubs is electric. The water is natural onsen kept flowing fresh from the source, soft on the skin with a faint sulfur scent, and cups are set out so you can drink it. A sauna is in the women's bath only. A separate family bath (kashikiri, 貸切) is walk-in only, with no advance booking.

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1 review

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Sergey M
1 year ago· edited

403. Yagurumaso, Asakura, Fukuoka ★ I went for a day visit for ¥700. Day visits are listed from 10:00 to 20:00. A private bath is listed for ¥2000, I did not use it. They stamp the Kyushu 88 Onsen stamp rally. The staff were very pleasant and welcoming. Inside, in a large hangar, there are two stone baths with clear water and a green bumpy floor. I do not have the exact temperature notes anymore, but there was nothing extreme, probably the usual 40-42. The look is unusual, because on one side they built it with stones and brought them in, while on the other side the hangar atmosphere is fully preserved. In the outdoor area there was another bath, but it had no water. It is an unusual place, and if you are nearby, it is worth stopping in for the experience. 12.01.2025

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Last updated September 19, 2026