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Hot Springs

Kojinyama Onsen, a famous hot spring in Shinshu Inaji

Izumi quality of Kojinyama Onsen in sodium hydrogen carbonate salt fountain, famous for beautiful skin and fatigue recovery effect is high Inaji hot spring.
You can enjoy various views from the open-air bath to the four seasons.One-day hot springs are also available.

We are proud of the open-air bath with a spectacular view of the natural hot springs!

In addition to the heated hot water, there is also a hot spring bath in the large communal bath.
You can thoroughly enjoy the source.
Soft hot water is bleeding into the skin, it is the Bijin-no-yu of slippery skin.
  • Open Air Bath

    Sodium hydrogen carbonate spring of Bijin-no-yu" that makes your skin smooth.
    The open-air bath is Himekawa Stone, and the view is a lake where waterfowl swim and a birch forest.
    Enjoy the various flavors of each season, with cherry blossoms in the spring, vibrant Shinryoku
    Hot spring bath hours
    15: 00-24: 00 / Next morning 5: 30-8: 00(Guests)
    Hot spring bathing category
    No gender exchange system
    Hot spring qualities
    Sodium / hydrogen carbonate spring(Natural Hot Springs:Certified by Nagano Prefectural Hot Spring Association)
    Efficacy
    Chronic dermatitis (effective for atopy) / neuralgia / muscle pain / arthralgia / frozen shoulder / motor paralysis / joint stiffness / bruises / sprains / strains / burns / chronic digestive diseases / post-illness recovery / fatigue recovery / health promotion
    Cautions
    *The open-air bath and the large communal bath are connected.
  • Large Communal Bath

    In addition to the heated hot water, there is also a hot spring bath in the large communal bath.
    You can thoroughly enjoy the source.
    Soft hot water is bleeding into the skin, it is the Bijin-no-yu of slippery skin.
    Hot spring bath hours
    15: 00-24: 00 / Next morning 5: 30-8: 00(Guests)
    Hot spring bathing category
    No gender exchange system
    Hot spring qualities
    Sodium / hydrogen carbonate spring(Natural Hot Springs:Certified by Nagano Prefectural Hot Spring Association)
    Efficacy
    Chronic dermatitis (effective for atopy) / neuralgia / muscle pain / arthralgia / frozen shoulder / motor paralysis / joint stiffness / bruises / sprains / strains / burns / chronic digestive diseases / post-illness recovery / fatigue recovery / health promotion
    Cautions
    *The open-air bath and the large communal bath are connected.
  • One-day hot spring

    Hot spring bath hours
    Tuesday to Sunday 10:00 to 20:00 (reception 19:30) / Monday 15:00 to 20:00(Reception 19:30)*Only for guests after 20:00
    Hot spring bathing category
    No gender exchange system
    Cautions
    *Break room 10: 00-17: 00(Not available on Mondays)
    Usage fee
    Adult 600 yen/300 yen/child(Hot spring tax included)
  • Dressing room

Hot spring information

Hot Springs

Tatsuno Kojinyama Onsen

Open Air Bath

Yes (both men and women (including time change), cannot be reserved)

Number of baths

[Open-air bath]Man:1 woman:1 Mixed bathing:0
[Indoor bath]Man:1 woman:1 Mixed bathing:0
[sauna]Man:0 woman:0 Mixed bathing:0

Other bath facilities

Observation bath

Hot spring tax

Hot spring tax Adults 150 yen will be charged separately.

Hot Spring Qualities

Sodium / bicarbonate wire(Natural Hot Springs:Certified by Nagano Prefectural Hot Spring Association)

Efficacy

Chronic dermatitis (effective for atopy) / neuralgia / muscle pain / arthralgia / frozen shoulder / motor paralysis / joint stiffness / uchimi/
Sprain / Strain / Burn / Chronic fire extinguisher disease / Recovery after illness / Recovery from fatigue / Promotion of health