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Hotel & Onsen 2307 Shigakogen
0269-34-2905
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Hot Springs

Immerse yourself in hot water in a fantastic space where fireflies dance under the starry sky.

Hotaru Onsen is a hot spring resort Shiga Highlands, the center of Joshinetsu-Kogen National Park, located upstream of the Kakuma River that runs between Mt Kasagatake and Mt Yokote
Hotel Onsen 2307 Shigakogen Mt Yokote
Surrounded by mountains at an altitude of 2,000 m and mysterious ponds and swamps, the beautiful Shiga Highlands is truly a treasure trove of nature.
In the surrounding area, the altitude of firefly outbreak is the highest in Japan, and the landing period of larvae and the outbreak period of adults are the longest in Japan.
It is also famous as a habitat for Genji firefly, a natural monument known for its long lifespan.
It is said that the name "Hotaru Onsen" is derived from this place, and you can enjoy it from mid-July to mid-August.
If you soak in the hot water in a fantastic space where you can dance while looking up at the starry sky, you will gradually feel calm.

【2,000m above sea level】Hot springs where fireflies and stars dance

The view and mood are great.Relax your body and soul in the effective natural hot spring "Hotaru Onsen".
You can take a bath 24 hours a day, so you can take a bath at any time you like.

  • 【1F】Private Open Air Bath

    As it is a spacious open-air bath, it can be used comfortably by families and groups.
    At night, you can relax and enter the hot spring while gazing at the stars in the sky.

    *It may not be available depending on the weather.Please understand.
    *We may not be able to meet your request depending on the congestion situation.
    　In that case, we will make a reservation in the near time.

    Tsukishiro no Yu / Hanaha no Yu

    Hot spring bath hours
    		From 16:00 to 21:45
    Hot spring bathing category
    		Private Bath
    Cautions
    		Due to the regulations in the national park, the use of soap etc. is strictly prohibited for outdoor private baths.
    Please use the private bath after using the in-house bath in advance.
    Usage fee
    		1 group:2,000 JPY(Tax included, 45 minutes per session / group)

  • 【4F】Observation bath

    Men's bath
    Please enjoy a relaxing and enjoyable time while watching the changing atmosphere of the four seasons.
    Hot spring bath hours
    		From 14:00 to 10:00 the next morning(Simple cleaning time zone Midnight 1:00 to 3:00)

  • About hot springs

    【Source name】Kumanoyu Hiratoko-no-yu
    【Source】Simple hot spring(Neutral hypotonic high hot spring)
    【Source temperature】Source 55.5℃ Usage position
    【Diseases and symptoms that are good to take a bath】Neuralgia/muscle pain/Joint pain/Fifty shoulders/Motor paralysis/Joint stiffness/Bruise/Kujiki/Chronic digestive disease/Hemorrhoids/Sensitivity/Post-illness recovery period/Fatigue recovery/Health Promotion

Hot Springs

Hotaru Onsen (100% natural hot spring) Hot spring flowing*Does not include artificial hot springs

Open Air Bath

Yes (both men and women (including time change), can be reserved)

Private Bath

Yes(There are conditions)

Number of baths

[Open-air bath]Man:0 woman:0 Charter:2
[Indoor bath]Man:2 female:2 Mixed bathing:0
[sauna]Man:0 woman:0 Mixed bathing:0

Other bath facilities

Observation bath

Bath usage conditions

You can use the private open-air bath (charged) that can be taken by families or groups outside the hotel.
Advance reservations are required for usage hours, so please make reservations during the vacant hours at the time of reservation and check-in.

Hot spring tax

Will be charged separately.
Adult(s):150 yen/Children(0-11 years old):Free

Source name

Kumanoyu Hiratoko-no-yu

Source

Simple hot spring(Neutral hypotonic high hot spring)

Source temperature

Source 43.5 ℃ Usage position

Diseases and symptoms that are good to take a bath

Neuralgia/muscle pain/Joint pain/Fifty shoulders/Motor paralysis/Joint stiffness/Bruise/Kujiki
Chronic digestive disease/Hemorrhoids/Sensitivity/Post-illness recovery period/Fatigue recovery/Health Promotion

Bathing time

You can take a bath for 24 hours.
(Cleaning time is from 10:00 to 12:00 and from 1:00 to 3:00 at midnight.)