Scalp profile matched. Here is the reset plan your answers point to.
The 10-minute shower ritual that finally washes the skin under your hair. Flakes, grease and itch break by night 30.
Built for
Choose your plan
The $150-a-session habit costs $3,900 a year. This is $109. Once.
One payment · nothing recurring
Everything in your kit
The Kamiyu Dome84 kneading nodes · onsen warmth · red light · IPX7YOU PAY $109$89
The Scalp Scopesee your own scalp on your phone✓ FREE 
The Scalp Applicatorputs the shampoo on skin, under the hair✓ FREE 
The Scalp Combhollow teeth that clean the scalp itself✓ FREE 
Priority Insured Shippingtracked, insured, at the door fast✓ FREE Priority Insured Shippingtracked, insured, at the door fast+$5.95
The Japanese Scalp Health Guidedigital, sent after checkout✓ FREE 
1-Year Dome Warrantyreplaced, no questions✓ FREE or 4 payments of $27.25$22.25 with Shop Pay
What changes
Marcus T.night 16
My barber said the word buildup and would not say much more. Less on the pillow by week two. I checked. Checking is what I do.
Daniel K.night 32
Counted the drain catch this morning out of habit. Then realized I had stopped counting weeks ago.
Paul D.night 9
I ran the Scope over my crown before and after one week. You can see the difference on the screen. Data wins.
Swipe for all three →
Inside the dome
Fingertips slide lather across the top. Eighty-four silicone nodes on counter-rotating heads work pressure and rotation at the root, under water, the way a barber's hands do at the basin.
Buildup compacts around each follicle like wax around a wick. Gentle heat softens that layer so it lifts and rinses instead of clinging through another wash.
Not shone at your hair from a distance. The light sits against the skin while the nodes work, which is the only place it can reach the follicle.
Fully waterproof, rinses under the tap, charges between sessions. No new routine to remember, no bottle to run out of.
Same three moves, same order, performed on your own head. The difference is that the hour survives the drive home.
Real customers
The rinse water ran grey the first night. Grey. I stood there staring at the grey water, because I have showered twice a day since high school. That photo is the proof. But night 14 is the part I did not expect: I caught myself checking my hairline in the elevator mirror. Not checking. Just looking.
Day two used to be cap day. My girlfriend ran her hand through my hair on the couch and did not say anything. That is the review. This photo is day-two hair, zero product, straight out of the gym.
My barber said the word buildup and would not say much more. So I looked it up and ended up here. A few quiet minutes a night where my phone cannot reach me. Less on the pillow by week two. I checked. Checking is what I do.
My daughter gets married in October. I ordered this the night the engagement photos came back, because all I could see was the light hitting my crown. Night 21: my barber got to the top of the fade and asked what changed. I am not wearing a hat at that wedding.
I am 63 and I assumed the flakes were just part of getting older, like everything else. My son set this up in my shower and wrote the three steps on a sticky note. Week three: I wore the navy blazer to a wedding. I had not worn navy since 2019. That is my whole review and my son says it is a good one.
Three minutes of kneading while the lather sits. The rest fits inside the shower I already take. I have a drawer of things I quit: the derma stamp, the rosemary drops, the $5 brush from TikTok. This one lives on the shower shelf, and apparently I am now the guy who says “my routine” out loud. My brother rolled his eyes. Then he borrowed it.
Checked the pillow this morning out of habit. Nothing worth counting. Booked a haircut yesterday because I wanted one, not to hide anything. That is the whole review.
Four stars because the charging cable in the box is shorter than I would like. The device itself? Annoyingly good. The itch stopped in week one and my hair stays where I put it a full day longer. Longer cord and it is five.
I am an engineer, so I did not believe the red light part. I looked up the wavelength studies on my phone while my wife was already using it. Fine: the literature is real. But what sold me was dumber than that. I ran the Scope over my crown before and after one week. You can see the difference on the screen. Data wins.
Feels amazing, but honest note: I keep my hair longer and the first two nights I tangled it around the heads until I figured out you part the hair first and keep it moving. The method card actually says that, I just did not read it. Scalp definitely feels cleaner. Day two stopped being a problem.
Someone at work asked if I switched barbers. Same barber. Eleven years. That is the first hair compliment I have ever gotten in that office. It was a Tuesday. I wrote it in my notes app.
My brother made me try his while I was visiting. I ordered mine from his guest bathroom before my hair was even dry. You know within one use. That sounds dramatic. It is not.
ok so i was not going to review but my dad borrowed it when he visited and never gave it back. ordered a second one. thats the review
A guy at my gym asked what I use in my hair. At the gym. I heard myself say “it’s a Japanese thing” like a man who has his life together. My buddy took this photo because he did not believe me.
Our anniversary dinner. My wife took one picture of me from across the table and sent it to me with three fire emojis. Fourteen years. She has never once photographed my hair. I did not think about my shoulders one time all night.
I used to book my haircuts around events, timed so nothing would show by the wedding or the interview. Now I book a cut when I want one. My own hair does the thing now. My neighbor took this photo. I kept it.
Run the reset for 60 nights. Then wear the black shirt you stopped wearing and look at your shoulders. If you do not love what you see, one email returns every cent and we pay the return shipping. No forms. No fights.
Ready when you are
One payment · nothing recurring
Everything in your kit
The Kamiyu Dome84 kneading nodes · onsen warmth · red light · IPX7YOU PAY $109$89
The Scalp Scopesee your own scalp on your phone✓ FREE The Scalp Applicatorputs the shampoo on skin, under the hair✓ FREE The Scalp Combhollow teeth that clean the scalp itself✓ FREE Priority Insured Shippingtracked, insured, at the door fast✓ FREE Priority Insured Shippingtracked, insured, at the door fast+$5.95
The Japanese Scalp Health Guidedigital, sent after checkout✓ FREE 1-Year Dome Warrantyreplaced, no questions✓ FREE or 4 payments of $27.25$22.25 with Shop Pay
Before you order
The first rinse tells you: the water runs grey. Itch and grease usually calm inside two weeks. Shedding is a slower system, so give it the full 60 nights, which is exactly what the guarantee covers.
Yes, that is the point. Anti-dandruff shampoo only works if it reaches scalp skin, and it usually rinses off in seconds. Lather, then knead it in with the dome so it finally gets contact time.
IPX7. It lives in the shower, rinses under the tap and charges by USB-C between sessions.
Email hello@trykamiyu.com inside 60 nights and every cent comes back, return shipping included. Less than 1% of customers have ever asked.
KAMIYU is a cosmetic scalp-care system for a healthy scalp environment. It is not intended to diagnose, treat, cure or prevent any medical condition. Individual results vary.