1

Onso Bath Powder Kohaku no Yu

  • Quasi-drug

For those who are serious about Bath Products containing alkaline hot spring ingredients.

Pursuing the finest hot water feel of [moor spring], which is known for its smooth and slippery feel. Amber-colored hot water (transparent) with the soothing scent of Japanese and Chinese tea.

Special site

Where to find

Move to an external site. Please read the contents of each site carefully for prices and service contents, etc., and use them at your own risk.

The best experience of a luxury inn

【With alkaline water quality】

The quality of the hot spring water has been known since ancient times as ``beauty hot water''. The alkaline water gives your skin a silky feel. `` Onso Bath Powder'' has studied the quality of this hot water scientifically and aimed to create an authentic hot water feel.


Contains alkaline hot spring ingredients (Sodium carbonate).

It dissolves in the hot water finely, enhances the effect of the warm bath, promotes blood circulation and warms up to the core of the body. I gently relieve the tired and stiff body.

Contains hot spring ingredients (Sodium bicarbonate).

You can feel the mellow texture of the hot water. Makes your skin smooth and smooth after the bath.

Contains abundant and naturally grown plant extracts (moisturizing ingredients).

Contains 5 types of plant extracts (burdock extract (*), mugwort extract (*), birch extract (*), Houttuynia cordata extract (*), cha extract (*))

* Moisturizing ingredients

We pursued the finest texture of [Mole Izumi], which is known for its smooth and slippery feel.

What is [Mall Izumi]?
"Mole" in the Moor spring means a marsh (flark). It is known as hot water that is rich in rot plants and plant-derived ingredients, where ancient plants are deposited.


  • Allergy tested (not all people are not allergic)
  • This product does not contain sulfur that will destroy baths and baths.

【】 Fragrant Japanese-Chinese tea scent
[Hot water color] Shiny amber water (transparent)

[How to open]

Open it by tilting it up without twisting it to the left or right.


【how to use】

Put 30 to 45g of this product in hot water (200 L) of the bath, stir well and bathe. (The inner line of the cap is about 40g.)


[Precautions for starting use]

Please use after taking the packing in the inner cap.

Please be aware that the tub and washroom will be slippery.


  • Do not use for uses other than bathing.
  • If skin or physical condition is abnormal, consult a doctor before use.
  • Should you observe any abnormalities such as rash, redness, itchiness and irritation on your skin during or after use, discontinue use and consult a doctor.
  • This product is inedible. If a large amount is swallowed, take measures such as drinking water.
  • If your hands are colored, wash them off as soon as possible.
  • If this product accidentally gets into your eyes, rinse thoroughly with clean water. If it adheres directly to your face or skin, rinse thoroughly with soap. If you find any abnormalities, consult a doctor.
  • After use, close the cap tightly and keep it out of the reach of children.
  • This product is not a reproduction of a hot spring (the ingredients used are not derived from the original hot spring).
  • In rare cases, the powder color varies, but there is no quality problem.
  • Be careful with the ingredients, as they become slippery in the tub and washroom.

【About the use of remaining hot water】

  • The remaining hot water can be used for washing, but use fresh water for rinsing. However, do not use in the following cases. (Combination with soft finish, soaking, freshly grated clothing, fashionable clothing such as wool and silk with "neutral detergent used", and risk of discoloration).
  • Do not pour remaining hot water on plants, as this may have an impact.

This product does not fall under the aviation dangerous goods stipulated by the Civil Aeronautics Law.

Product Name Onso Bath Powder Kohaku no Yu
Sales name Bath Roman KN-2
Amount 600g (for about 15 times) ※ When using 40g
Country of origin/production area Japan
Active Ingredients Sodium bicarbonate, Sodium carbonate
component Polyacrylate, silicic anhydride, fragrance, stearic acid PEG, POE(300)POP(55), salicylic acid, glycine, soap base, burdock extract, mugwort extract, BG, birch extract, dokudami extract, tea extract (1) , Dried sodium sulfate, blue 1, red 102, yellow 4
Effect / effect Recovery from fatigue, heat, moisture, acne, cracks, tears, burns, roughness, squirts, tears, stiff neck, neuralgia, rheumatism, back pain, cold, sores, postpartum coldness

Where to find

Move to an external site. Please read the contents of each site carefully for prices and service contents, etc., and use them at your own risk.

Onso Bath Powder Kohaku no Yu

Move to an external site. Please read the contents of each site carefully for prices and service contents, etc., and use them at your own risk.

Campaigns &​ ​
Special Content

  • If you want to go out, go to Saratect
  • “Rakuhapi” Cleaning Products that make you “easy” and “Raku Hapi”
  • Carbonated Bath Products with a bursting aroma for fatigue, stiff shoulders, and sensitivity to cold, “Warm Foam”
  • Mosquitoes are the great enemy of bare skin in summer. Selectable "no mat" this summer
  • Knockdown in seconds! "Goki Jet Pro"
  • "Bottle is on top" "Sukiri!"

View All

Top of page