Hagi Onsen, Koshigahama, Hagi, Yamaguchi

Hagi Komachi

A seaside inn built around sunset views and overnight bathing

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Property overview

Overview

Hagi Komachi's spring-fed open-air baths look out over the Sea of Japan, while two dramatic rock baths are explicitly not hot-spring baths. The property does not publish general day-use admission or hours.

Bath informationSeparate in-room baths from shared bathing facilities

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Bath information

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Spring & water temperature

Spring-source temperature: Exact source temperature not published; it should not be inferred from the cold-mineral-spring classification
Bathing temperature: Fixed bath temperature not published

Spring source: Hagi Onsen; the specific source name is not published in current official text
Spring classification: The hotel lists two classifications: radioactive calcium–sodium chloride cold mineral spring, and calcium–sodium chloride cold mineral spring. It does not map each one to a particular bath.
pH: Not published
Flow rate: Not published
Water handling: The hotel confirms spring water in its two sea-view open-air baths and private semi-open-air bath. It does not publish water-addition, heating, recirculation or disinfection details for each bath. The large rock baths are explicitly not hot springs.

Bathing indications

General indications published by the hotel, including muscle and joint discomfort and stiffness. This is not a treatment guarantee.

No general day-use admission, hours or bath access is published as of the September 7, 2026 source check. A private bath is listed at ¥3,300 for 45 minutes, 3:00–11:00 p.m., by reservation; non-guest eligibility is not confirmed.

Do not treat the private-bath price as proof that non-guests can book it. Confirm access directly before planning a day visit.

Bath experience

Comfort

9.0/10

Bath variety

9.0/10

Upkeep

8.5/10

Atmosphere

10.0/10

Quiet

7.5/10

Access

7.0/10

Value

7.5/10

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Meals

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Location & access

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Hagi Onsen, Koshigahama, Hagi, Yamaguchi

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