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Hot Springs

Iwappara Tourist Onsen"Iwappara-no-yu"

Because it is a soft and comfortable hot spring, it is safe for small children.
Warm from the core of the body.
  • Iwappara-no-yu

    【Hot Spring Qualities】Alkaline simple hot spring(Alkaline hypotonic hot spring)

    【Spring temperature】Source Use position 42 degrees

    【Efficacy】Iwappara Tourist Onsen is said to be good for muscle pain and fatigue recovery.
    It relaxes muscles used in leisure and sports such as skiing and tennis.
    It will heal your body tired from long trips and sightseeing.

    【Indication for bath】muscle pain/Neuralgia/Joint pain/Fifty shoulders/Motor paralysis/Joint stiffness/Uchimi/Sprain
    Chronic digestive disease/Hemorrhoids/Coldness/Recovery period after disease/Recovery from fatigue/Health Promotion
    【Number of bathhouses][Indoor bath]Man:One woman:1

    【Hot spring tax】
    Adult 150 yen extra
    Hot spring bath hours
    Available 24 hours(Except cleaning time)
    Hot spring bathing category
    Men's bath/Women's bath
    Moderate temperature is very comfortable
    You just take a long bath.
    Usage fee
    One-day hot spring use Adult 800 yen(bath towel/With face towel)
  • Sightseeing spots and outdoor hot springs in Echigo-Yuzawa

    A tourist spot where you can feel the Echigo-Yuzawa
    Introducing a large number of outdoor hot springs.
    It can be said that the real pleasure of traveling is to visit the hot springs while enjoying various locations.

    Introducing sightseeing spots and many outdoor hot springs

Table of ingredients(Amount contained in 1 kilogram of main water)

Cation component

【Potassium ion】:1.4 mg/0.04 mbar/2.04 mbar%
【Sodium ion】:25.4 mg/1.10 millival/56.12 mbar%
【Magnesium ion】:0.2 mg/0.02 millival/1.02 mbar%
【iron(II) Ion】:0.3 mg/0.01 millival/0.51 mbar%
【Total】:43.2 mg/1.96 millival/100.00 mbar%

Anion component

【Fluorine ion】:1.1 mg/0.06 mbar/3.12 mbar%
【Chloride ion】:3.8 mg/0.1 mbar 1 / 5.71 mbar%
【Carbonate ion】:3.0 mg/0.1 millival/5.19 mbar%
【Sulfate ion】:30.6 mg/0.64 mbar/33.23 mbar%
【Bicarbonate ion】:61.8 mg/1.01 millival/52.44 mbar%
【Hydrogen sulfide ion】:0.2 mg/0.006 mbar/0.31 mbar%
【Total】:100.5 mg/1.93 millibar/100.00

Non-dissociated component

【Metasilicic acid】:28.2 mg/0.36 mmol
【Metaboric acid】:0.4 mg/0.009 mmol
【Non-dissociated component meter】:28.6 mg/0.37 mmol

Dissolved gas components

【Free hydrogen sulfide】:0.005 mg/0.0001 mg
【Dissolved gas component meter】:0.005 mg/0.0001 mg

Total ingredients


Dissolved substance


Other minor components

【Total mercury】:Undetected(Less than 0.0005mg / kg)
【lead】:Undetected(Less than 0.05mg / kg)
【cadmium】:Undetected(Less than 0.005mg / kg)
【Total arsenic】:0.007mg / kg

Analysis date

November 19, 1991


Nagano Pharmacist Association