Why you should prepare matcha with a chasen

Reading time: ±7 minutes | Last updated: May 2026

A chasen is a bamboo whisk with 80 to 120 ultra-thin tines, specifically designed for preparing matcha. It is the only tool that creates microbubbles: the silky-smooth, creamy foam that transforms the taste, the texture, and the entire drinking experience. An electric milk frother can make matcha smooth, but the foam, the ritual, and the flavor extraction of a chasen are unsurpassed.

In this article, we show you why the chasen is still the best tool for matcha after 800 years, how to use it, and how it compares to an electric whisk.

5 reasons why the chasen is unsurpassed

Quick answer: The chasen creates finer foam (microbubbles), extracts more flavor, completely prevents clumps, adds a moment of mindfulness, and is specifically designed for the chemistry of matcha. No alternative offers all five.

1. Microbubbles: the finest foam

The 80 to 120 ultra-thin bamboo tines whisk air into matcha in a way no other tool can match. The result: microbubbles that form a silky-smooth, creamy layer of foam on top of the matcha. This foam is not just decorative. It fundamentally changes the texture and the flavor experience.

The foam ensures that the matcha feels lighter and creamier on your tongue. The microbubbles carry the flavor compounds (L-theanine, amino acids) to your taste buds in a way that liquid without foam cannot. In Japanese tea tradition, the quality of the foam is a direct measure of the preparer's skill.

2. Better flavor extraction

The W-motion used with a chasen is not random. It is a technique developed in the 15th century to achieve maximum flavor extraction without excessive bitterness. The fast, short strokes break down the matcha powder and distribute it evenly through the water, ensuring every particle comes into contact with the liquid.

An electric whisk spins in a circular motion that pushes the powder to the edges instead of distributing it evenly. The chasen combines breaking down, distributing, and aerating in one motion. You can taste the difference: matcha prepared with a chasen tastes fuller, smoother, and more complex.

3. No clumps, ever

Matcha powder is ultrafine (5 to 10 microns) but clumps easily upon contact with liquid. The chasen solves this by working the powder directly and thoroughly through the water. Combined with sifting, the chasen guarantees a completely clump-free result. Every time.

An electric whisk may miss clumps that stick to the sides of the bowl or form under the vortex. The chasen, with its wide tine structure that covers the entire bottom of the chawan, leaves nothing behind.

4. The ritual: a moment of mindful presence

This is the argument that you cannot measure in a comparison table, but which is perhaps the most important. Whisking with a chasen takes 30 to 60 seconds and requires your full attention. You listen to the sound of the bamboo tines in the chawan. You watch the foam appear. You feel the resistance of the water.

Those 30 to 60 seconds are a micro-meditation. You are not on your phone, not in your head, not already occupied with your first email. You are engaged in something physical, sensory, and calming. It is precisely this moment that the Japanese tea ceremony (chanoyu) has focused on for 800 years.

An electric whisk does the work for you in 15 seconds. It is functional, but the ritual disappears. And it is that ritual that makes matcha more than just a drink.

More about matcha as a morning ritual? Read matcha morning routine: how to start your day.

5. Designed for the chemistry of matcha

It is no coincidence that the chasen is made of bamboo. Bamboo is chemically neutral: it does not react with the tannins, catechins, or amino acids in matcha. Metal whisks can subtly influence the taste through interaction with the polyphenols. Bamboo does not.

Moreover, the flexibility of bamboo is ideal for the W-motion. The tines bend without breaking, spring back, and thus create the consistent whisking force that produces microbubbles. It is a design that has not been improved upon in 800 years because it does not need to be improved.

Chasen vs electric whisk: the honest difference

Quick answer: The chasen wins on foam quality, flavor extraction, clump prevention, and ritual. The electric whisk wins on speed and convenience. For pure ceremonial matcha, the chasen is the better choice. For a quick latte on a busy morning, an electric whisk may suffice.

Our advice: start with a chasen. If after a few weeks you find that you really don't have time on some mornings, buy an electric whisk as a supplement. Not as a replacement.

How to use a chasen: the technique in 4 steps

Quick answer: Soak the chasen for 30 seconds in warm water, sift the matcha into the chawan, add 70 to 80 °C water, and whisk in a fast W-motion until it foams. Ready in under a minute.

Step 1: Soak the chasen. Place the chasen in a small bowl of warm water for 30 seconds. This makes the bamboo tines more flexible and prevents them from breaking. After soaking, shake off the excess water.

Step 2: Sift the matcha. Sift 1 to 2 grams of matcha through a fine-mesh sieve into your chawan. This prevents clumps and makes whisking easier.

Step 3: Add water. Pour 60 to 80 ml of water at 70 to 80 °C over the matcha. Do not use boiling water; that makes any matcha bitter.

Step 4: Whisk in a W-motion. Hold the chasen upright (not at an angle) and whisk quickly in a W- or M-motion from your wrist. Do not stir in circles. Start firmly to break up clumps and use a lighter touch as the foam appears. After 20 to 30 seconds, you will have a fine, creamy layer of foam. Lift the chasen slowly out of the center to finish the foam.

The full preparation guide? Read how to make matcha: step-by-step for the perfect preparation.

Which chasen should you choose?

Quick answer: For daily use, a chasen with 80 tines is the standard. For ceremonial use or koicha, choose 100 or 120 tines. Always bamboo, preferably handmade.

More about what accessories you need? Read complete matcha set: this is what you need.

How to maintain a chasen?

Quick answer: Rinse immediately after use under lukewarm water (no soap), shake dry, and store on a chasen holder so the tines keep their shape. Never in the dishwasher.

Immediately after use: rinse under lukewarm running water and move the tines gently back and forth to remove matcha residue. No dish soap; that damages the bamboo and affects the taste.

Drying: shake off the excess water and place the chasen on a chasen holder (kusenaoshi). Do you not have a holder? Set it upright in a glass. Never store it upside down or on its side; that will deform the tines.

Lifespan: with daily use, a chasen lasts 3 to 6 months. When tines break off or flexibility decreases, it is time for a new one. A chasen is a consumable item: regular replacement is expected, just like with a good toothbrush.

The chasen as part of your daily ritual

More and more people are discovering the ritual of preparing matcha with a chasen. From freelancers starting their morning with a mindful moment to families whisking matcha together as a weekend ritual. The matcha community is growing everywhere.

At Unmatched Matcha, we believe that ceremonial matcha and a chasen belong together. The matcha provides the taste, the chasen provides the experience. Together, they create something that is more than just a cup of tea.

Order ceremonial matcha at Unmatched Matcha and experience the difference a chasen makes. Delivered the next working day in the Netherlands. Free shipping from €50.

Frequently asked questions about the chasen

Why do you use a chasen for matcha?

The chasen creates microbubbles (the finest foam), extracts more flavor through the W-motion, prevents clumps completely, is chemically neutral (bamboo does not react with matcha), and adds a moment of mindfulness to your preparation. An electric whisk can make matcha smooth, but the foam and flavor extraction of a chasen are unsurpassed.

What is the difference between a chasen and an electric whisk?

The chasen produces finer microbubbles (silky-smooth foam), better flavor extraction (W-motion vs circular motion), and is chemically neutral (bamboo vs metal). An electric whisk is faster and easier but produces coarser foam and lacks the ritual element. For pure ceremonial matcha, the chasen is the better choice.

How long does a bamboo chasen last?

With daily use, 3 to 6 months. You will notice it is time for a new one when tines break off or flexibility decreases. Rinse the chasen after each use under lukewarm water (no soap) and store on a chasen holder to maximize its lifespan.

Which chasen should you choose for daily use?

A chasen with 80 tines (Kazuho) is the standard for daily home use. For finer foam, choose 100 tines (Hyaku-pon-date). For the finest foam and ceremonial use, choose 120 tines (Shin). Always bamboo, preferably handmade.

How do you clean a chasen?

Rinse immediately after use under lukewarm running water, moving the tines gently back and forth. Do not use soap and never use the dishwasher. Shake dry and store on a chasen holder or upright in a glass so the tines retain their shape.

800 years old and still the best

In the meantime, thousands of kitchen gadgets have been invented. Electric whisks, milk frothers, blenders. None of them have replaced the chasen in the Japanese tea tradition. Not because Japan is not innovative, but because the chasen is simply better for this specific purpose.

It produces the finest foam. It extracts the most flavor. It is chemically neutral. And it adds something that no machine can: a moment of silence in a world full of hurry. That is what a chasen does. That is why it has still been on every matcha table for 800 years.

Order ceremonial Unmatched Matcha from Kagoshima and experience the difference a chasen makes yourself. Free shipping in the Netherlands from €50.