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Kotohira Onsen Open-Air Bath

Name: Kotohira Onsen Open-Air Bath
Address: 1571-1 Takase, Hita, Oita 877-0000, Hita, Oita, JP
Telephone: +81973-23-8827
Rating: 4.2

4.2★ · 122 Google ratings · Hita, Oita · 琴ひら温泉露天風呂

Open in Google Maps Official site (Japanese)

✓ Private day-use bath✓ Natural hot-spring water✓ Free-flowing source water✓ Outdoor bath✓ Rest area✓ Restaurant

Before you go

Can you bathe here?

Day visitors

✓ YesDay-use bathing is available and reviewers describe using the outdoor bath without lodging.stated on the facility's website · read 2026-09
visitors report Yes · 2 visitors · Nov 2023 – Jan 2024

Hours

12:00–20:30from the facility listing

Price

¥1,000Adult admission rose from 800 yen (2023) to 1000 yen by 2025.stated by 3 visitors · Feb 2023 – May 2025
the facility's website lists ¥800 · source, read 2026-09

Private bath

✓ YesPrivate family baths can be reserved separately from the open-air bath, paid per session with a time limit.stated by 3 visitors · Mar 2023 – Apr 2025

Time limit

1 hourPrivate family baths are booked for one hour, though some visitors reported the hot water supply cutting off well before the hour ended.stated by 2 visitors · Mar 2023 – Sep 2024

Tattoos

Not known · call aheadno policy stated in the 34 recent reviews we read or on the facility's website

How we know this

Watch out

Price

Adult admission rose from 800 yen (2023) to 1000 yen by 2025.

stated by 3 visitors · Feb 2023 – May 2025

Hair dryer

Hair dryers are available but using them (especially multiple at once) has reportedly tripped the breaker, causing power outages.

stated by 2 visitors · Mar 2023 – Dec 2025

Time limit

Private family baths are booked for one hour, though some visitors reported the hot water supply cutting off well before the hour ended.

stated by 2 visitors · Mar 2023 – Sep 2024

Source temperature

The source spring temperature was recorded at 60.6°C.

stated by 1 visitor · May 2026

The bath

What you’ll find

A riverside open-air onsen with several outdoor pools and numerous rentable family baths, known for scenic views but with reports of poor upkeep and locker/breaker issues.

Outdoor bath

✓ YesThe facility centers on multiple outdoor riverside baths across most reviewed years.stated by 3 visitors · Jun 2023 – Dec 2025

Outdoor baths

4The outdoor bath area typically has four separate pools, though counts of 2 are also mentioned in some years.stated by 3 visitors · Oct 2024 – May 2026

View

RiverThe outdoor baths overlook a river and waterfall, with visible foliage in autumn.stated by 3 visitors · Jun 2023 – May 2026

Restaurant

✓ YesOne or two restaurants are located on the premises.stated by 1 visitor · Apr 2025

The water

Spring type

SulfurThe spring is described as a sulfur-type onsen.stated by 1 visitor · Jan 2024

Source temperature

60.6°CThe source spring temperature was recorded at 60.6°C.stated by 1 visitor · May 2026

Practical

What to bring

Towels

Rental availableTowels are not included but can be rented for a small fee.stated by 2 visitors · Jan 2024 – Apr 2025

Hair dryer

✓ YesHair dryers are available but using them (especially multiple at once) has reportedly tripped the breaker, causing power outages.stated by 2 visitors · Mar 2023 – Dec 2025

Timing