• bath salt with a wooden spoon and bowl on a white background
  • Wooden bowl with white powder and a wooden spoon on a wooden surface with greenery.
  • Bottle of tea and wooden bowl with spoon on a wooden stool with towel and greenery
  • Bottle of Japanese drink with a wooden bowl and towel on a wooden stool
  • A container of Onso Alkaline Bath Salts with a gold and brown design, featuring Japanese text and branding from Earth. Next to the container is a small pile of fine white bath powder, and a sprig of green leaves with red berries is placed on the right. The background is a neutral gray surface, creating a clean and minimalist presentation.
  • A container of Onso Alkaline Bath Salts standing upright against a neutral gray background. The packaging features a gold and brown design with Japanese text, branding from Earth, and an image of bubbling water, emphasizing its hot spring-inspired benefits. The product is designed to recreate the relaxing and skin-smoothing effects of a Japanese onsen bath at home.
  • A container of Onso Alkaline Bath Salts standing on a neutral surface, with a sprig of green leaves and red berries beside it. The packaging features a gold and brown design with Japanese text, highlighting its hot spring-inspired benefits. The product aims to recreate the relaxing and skin-smoothing effects of a Japanese onsen bath at home. The background is a soft gray, complementing the product’s natural aesthetic.
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Hinoki Onsen Bath Salts

$16.00
$16.00

Complimentary shipping, duties and taxes on orders over $200

  • Made in Japan by Japanese makers
  • Ships from Japan 3–10 business days
  • 14-day returns See conditions

With their gentle hinoki cypress fragrance, these Japanese bath salts bring a fresh forest scent into your bathroom. Added to warm water, they create a calm, welcoming atmosphere inspired by Japan’s onsen hot springs.

The blend of magnesium sulfate, calcium bicarbonate and potassium chloride turns your everyday bath into a comforting moment to pause and enjoy the warmth of the water.

These hinoki bath salts pair naturally with wooden bath accessories, helping you create a harmonious home spa. A simple way to bring the quiet pleasure of Japanese bathing traditions into your daily routine.

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Details
  • Weight: 21.2 oz (600 g)
  • Ingredients: Magnesium sulfate, calciumbicarbonate, potassium chloride
  • Aroma: Natural hinoki (Japanese cypress) fragrance
  • Origin: Made in Japan
  • Designed for spa-inspired home bathing
How to use
  • Fill your bathtub with warm water
  • Add 2–3 tablespoons of bath salts and stir until
    dissolved
  • Soak for 15–20 minutes and breathe in the hinoki aroma
  • Rinse lightly and towel dry gently
  • Use regularly for best results
Care & Warnings
  • Store in a cool, dry place away from direct sunlight
  • Keep sealed tightly to preserve aroma and freshness
  • For external use only, do not ingest
  • Avoid contact with eyes or broken skin
  • Keep out of reach of children

 

bath salt with a wooden spoon and bowl on a white background
Wooden bowl with white powder and a wooden spoon on a wooden surface with greenery.
Bottle of tea and wooden bowl with spoon on a wooden stool with towel and greenery
Bottle of Japanese drink with a wooden bowl and towel on a wooden stool
A container of Onso Alkaline Bath Salts with a gold and brown design, featuring Japanese text and branding from Earth. Next to the container is a small pile of fine white bath powder, and a sprig of green leaves with red berries is placed on the right. The background is a neutral gray surface, creating a clean and minimalist presentation.
A container of Onso Alkaline Bath Salts standing upright against a neutral gray background. The packaging features a gold and brown design with Japanese text, branding from Earth, and an image of bubbling water, emphasizing its hot spring-inspired benefits. The product is designed to recreate the relaxing and skin-smoothing effects of a Japanese onsen bath at home.
A container of Onso Alkaline Bath Salts standing on a neutral surface, with a sprig of green leaves and red berries beside it. The packaging features a gold and brown design with Japanese text, highlighting its hot spring-inspired benefits. The product aims to recreate the relaxing and skin-smoothing effects of a Japanese onsen bath at home. The background is a soft gray, complementing the product’s natural aesthetic.
Wooden bowl with white powder and a wooden spoon on a wooden surface with greenery.
Bottle of tea and wooden bowl with spoon on a wooden stool with towel and greenery
Bottle of Japanese drink with a wooden bowl and towel on a wooden stool

The Irasshai way

Japanese craftsmanship, at home

Made in Japan

Every piece is sourced directly from Japanese artisans and makers.

Natural materials

Wood, ceramic and plant fibres, chosen to last and age beautifully.

Carefully packed

Every order is hand-packed in Japan and protected for the journey.

Artisan at work in a Japanese workshop

Our story

A house based in Japan

Irasshai was born in Japan, alongside the artisans who still make everyday objects the way they have for generations.

We select every piece in person, check it before it leaves, and ship it directly from Japan. No middlemen, no anonymous warehouse: authentic objects, chosen by a team that lives here.

Wakana Founder

Delivery

From Japan to your door

  1. 1 Order Secure payment, instant confirmation
  2. 2 Packed in Japan Checked and hand-packed
  3. 3 Shipped express Tracking number sent by email
  4. 4 Delivered 3–10 business days
    Duties and taxes included over $200

FAQs

 How long does delivery take?

Your order is packed in Japan and shipped express. Allow 3–10 business days depending on your country. You'll receive a tracking number by email as soon as it ships.
 Will I pay customs fees?

On orders over €200, VAT, duties and shipping are included, so there's nothing to pay on delivery. Below that, the carrier may collect these fees on delivery.
 Are your products authentic?

Yes. Every product is made in Japan and sourced directly from Japanese artisans and makers. We check each one before it ships.
 Can I return an item?

You have 14 days after delivery to return an unused item in its original packaging. Opened consumables can't be returned.
 How do I care for my product?

Each product page details the right care. Natural materials such as wood, ceramic and fibres need only simple care and develop a beautiful patina over time.
 Another question?

Our team in Japan replies within 24–48 hours. Contact us through our contact page.