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Hoshigaoka Sanso
0279-95-5121
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1080ml Shiriyaki Shiriyaki Onsen
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【Official】Hoshigaoka Sanso

All that is here is nature and tranquility, nothing else.

Hoshigaoka Sanso, which stands in the deep green mountains, with the wind.
In the scenery dyed in various colors depending on the season, the murmuring of the river, the voice of insects, the chirping of birds, and the buzz of trees.
Surrounded by the kindness of nature, when you look up at the stars in the sky, time passes slowly.

The most beautiful village in Japan in Japan, 1080ml, Shiriyaki Shiriyaki Onsen is a hot spring village certified as "The most beautiful village in Japan".
It is known for its large natural open-air bath that dams up the abundant hot springs that spring from the bottom of the river.
Shiriyaki Onsen water of Shiriyaki Onsen is soft, and it is characterized by not getting tired no matter how many times you enter it.
Hoshigaoka Sanso is a secret hot spring inn whose source is the hot springs that boil from the bottom of the river.
Warm your body and soul at Shiriyaki Onsen while it flows quietly and leisurely, and spend your own extraordinary life.

Notifications

  • Hoshigaoka Terrace and two separate buildings have opened.

    In 2023, Hoshigaoka Terrace and two separate buildings will open on the premises of Hoshigaoka Sanso.
    The two separate buildings have hot spring baths.
    At Hoshigaoka Terrace, you can enjoy freshly baked pizza and drinks.

Room Information

  • Enjoy the colors of nature

    There are two types of rooms: Japanese-style rooms and rooms with open-air baths with free-flowing hot springs in the main building.
    Completed on the premises, it will be a one-building type with an indoor bath that flows directly from the source.
    Outside the window, you can see the scenery of the mountains that are colored in each season.
    You can see the flow of Nagazasasawa River below.

Furo information

  • Shiriyaki source spring flowing

    The scenery of the four seasons with the trees of the mountains.
    The murmuring of the river, the voice of insects, the chirping of birds and the buzz of trees.
    The soundless sound, combined with the beauty of the valley that varies from season to season, heals the mind and body.
    If you look at the stars in the sky, you will forget the passage of time and eventually become one with nature.
    Please enjoy the soft water to your heart's content in the tranquility.

Meal information

  • Local products Seasonal ingredients

    Plenty of the blessings of mountains and rivers
    Vegetables and flower beans grown over wild plants and hand salt
    Old-fashioned tofu,Miso,Konjac etc.
    We carefully cook local ingredients.

    In spring, wild plants such as tara buds, butterbur sprout, bracken, and bamboo shoots
    In summer, Iriyama Thick Cucumber and wide bean that can only be tasted with this 1080 ml
    In autumn, mushrooms, runner beans, and buckwheat nuts
    In winter, vegetables cultivated in a house heated by the heat of a hot spring, etc.
    Please enjoy the cuisine that makes the most of various seasonal ingredients.

Information in this facility

  • Small lounge

    Hoshigaoka Sanso, there is a picture of the starry sky drawn by Mr Tsurutaro Kataoka.

    Even coffee while looking at one picture and the green of the window ...

    We hope you can relax as well as your room.

Photo Gallery

Go to photo gallery page

Access

Google Map

Hotel Name

Hoshigaoka Sanso

Address

1539 Iriyama, Nakanojo Town, Agatsuma County, Gunma Prefecture

Telephone number

0279-95-5121

Notes

【car】90 minutes from Kan-Etsu Expressway / Shibukawa-Ikaho IC 30 minutes by bus from Naganohara Naganohara-Kusatsuguchi on the Agatsuma Line Hanashiki Hanashiki Onsen Bus Stop transfer

There is a pick-up service(conditions)
Telephone reservation required
Hanashiki Onsen Bus Stop
Go to access page

One-day hot spring

  • About outpatient bathing

    You can also use the bath for day trips.
    Open Hours:From 12:30 to 14:30(Final call:13:45)
    【Usage fee】Adult(s):900 yen　Children:500 JPY(2 years old to 6th grade)
    【rental】Bath towel:300 JPY(Tax included)
    【sale】Face towel(Hoshigaoka Sanso logo embroidered):200 JPY(Tax included)
    【Regular holiday】Wednesday Thursday
    *Please check by phone before using as it may not be available on irregular days.



Reservation / Inquiry

If you have any questions, please contact us.

0279-95-5121

star@hoshigaokasanso.com

  • Hoshigaoka Sanso