Kiko Kono, M.D.
Profile
Graduated from Kawasaki Medical School. Worked as a dermatologist for about 20 years at core hospitals. After many years of experience and achievements, he became a cosmetic dermatologist. His practice style is to examine the skin thoroughly and pursue what is happening where on the skin and approach the problem. Her specialties include customized treatment, laser treatment, Botox, and skin growth injections. In her private life, she is a mother of two children.
Many of you are probably wondering, “What kinds of needle-based cosmetic treatments are there?” or “How do Dermapen and Potenza differ?” Each needle-based cosmetic treatment has its own unique characteristics and is best suited for specific skin concerns. In this article, we’ll introduce the four treatments offered at Yayoi Clinic, including their features, expected results, and pricing.
[Needle-Based Beauty Treatments] Two Types of Microneedling Treatments

First, we’ll introduce two treatments that involve injecting medication using microneedles (ultra-fine needles).
[Mesogun]
Mesogun is a procedure that involves directly injecting a solution into the dermis. The solution isIt is characterized by its ability to deliver continuous, rapid, and uniform administration into the subcutaneous tissue. Treatments are administered in a course of 1 to 3 sessions. Depending on the type of medication selected, Yayoi Clinic offers this treatment for 59,800 to 69,800 yen (tax included).
[Dermapen]
Small holes are made in the skin's surface, and the medication is applied. Its features include:Makes it easy to treat even the smallest detailsNote: A typical course consists of 3 to 5 sessions. The cost per session ranges from 31,800 to 36,800 yen (tax included).
[Needle-Based Beauty Treatments] Two Types of Microneedle RF Treatments

Next is microneedle RF treatment. With Potenza and Thermage, radiofrequency energy is delivered through the needle tips while a medication is administered.
Potenza]
It allows for the efficient delivery of medication into the dermis.Since the high-frequency waves and the medication reach the dermis,It's relatively easy to notice changes fairly quicklyIt is generally accepted that a course of treatment consisting of 3 to 5 sessions is recommended. Please note that treatment fees at Yayoi Clinic typically range from 54,780 to 104,500 yen (tax included) per session, depending on the specific concern being addressed.
[ThermaNeedle]
This treatment uses high-frequency energy emitted from the tip of a needle and can be combined with optional solutions tailored to specific skin concerns.Because high-frequency waves can be delivered directly to the dermis,Highly effective for firmingThat’s the key point. Aim for 3 to 5 sessions per course. Prices range from 44,000 to 55,000 yen (tax included) depending on the treatment area; if medication is used, an additional fee will apply.
Now, let's take a closer look at each of the four treatments.
[Beauty Treatments Using Needles 1] Meso Gun

As mentioned earlier, the Mesogun is,A treatment designed to improve skin texture by delivering medications tailored to specific skin concerns in fine, even doses beneath the skin.That's right. The difference from the Dermapen is,Can deliver medication directlyHere’s the difference. While the Dermapen applies the treatment solution to the skin’s surface, the Mesogun injects it directly into the dermis. The Mesogun treatment is ideal for those who are “concerned about enlarged pores,” “want to care for not only their face but also their scalp,” or “want to improve skin firmness and texture.”
[Beauty Treatments Using Needles 2] Dermapen

This treatment creates tiny holes on the skin's surface to improve skin texture by harnessing the skin's natural healing power.. While the Mesogun has a single needle, the Dermapen has 16. Because it can create holes at a high density,Highly effective in promoting wound healingYes, it can. That’s why it’s a popular choice for people who are “concerned about acne scars or uneven skin texture,” “want to keep treatment costs down,” or “want to address fine lines.”
[Beauty Treatments Using Needles 3] Potenza

Potenza is,A treatment that uses RF energy delivered through fine needles to promote efficient penetration of medication. The difference between this and Therm Needle, which applies medication to the skin's surface, is that,You can expect immediate results. Since it is designed to effectively improve skin texture, it is suitable not only for those with multiple skin concerns—such as acne scars, uneven skin texture, and wrinkles—but also for those who prioritize immediate results.
[Beauty Treatments Using Needles 4] Therm Needle
By inserting tiny needles into the skin,By delivering RF energy directly to the dermis, this treatment aims to address sagging and promote beautiful skin.The Therm Needle. In particular,Specializes in tightening the superficial layers of the skinTherman Needle is chosen by people who are concerned about "jowls or sagging around the mouth" or "fine lines around the eyes." It is also a suitable treatment for those seeking significant skin-tightening results.
For cosmetic needle treatments, visit YAYOI CLINIC
Each type of needle-based cosmetic treatment has its own unique characteristics and addresses a wide range of skin concerns, such as sagging skin, acne scars, and fine lines. It’s important to choose a treatment that suits your skin condition and goals.
At Yayoi Clinic, we recommend treatments tailored to each individual’s concerns and preferences. If you’re considering cosmetic treatments involving needles, please feel free to contact us.
Aesthetic Dermatology, Cosmetic Medicine, Cosmetic Surgery, Art Makeup in Hiroshima YAYOI CLINIC offers treatments for different skin, body, and facial concerns.
In order to offer a better option for everyone, we will assess each individual's skin condition and formulate a treatment plan that meets his or her needs, including treatment duration, budget, and acceptable downtime.
If you have any concerns, please come for a counseling session first.
Description of treatment] Mesogan
Approximate number of treatments: 1-3 treatments per course *The number of treatments depends on the purpose and skin condition, and therefore varies from person to person.
Cost】 ¥59,800~¥69,800
Side effects/risks] Swelling, redness, pain, internal bleeding, scarring, itching, allergic reaction to the drug or metal, hyperpigmentation, hypersensitivity, temporary folliculitis, etc.
Equipment used.
Mesogun treatments include procedures using domestically unapproved drugs or medical devices.
The medicines and medical devices used for treatment were imported from Japan under the judgment of our doctors. Please refer to the following for information on medicines and other items of concern for personal importation.
https://www.yakubutsu.mhlw.go.jp/individualimport/purchase/index.html
There are no other domestically approved drugs with the same ingredients or performance.
Information on safety, etc. in other countries
MP Gan is approved by the U.S. FDA.
About the Adverse Reactions Relief System for Drugs
In the unlikely event of serious side effects, the drug is not covered by the government's Adverse Drug Reactions Relief System.
Description of treatment] Dermapen 4
Approximate number of treatments: Once every 2 to 4 weeks, or once every 6 to 8 weeks (1 course: 3 to 5 treatments)
*The treatment interval depends on the degree of bleeding.
Cost] 1 time ¥31,800~¥36,800
Adverse effects/risks
Redness and tingling may occur, but will generally subside within 1 to 2 days.
Symptoms such as peeling, internal bleeding, and swelling may appear for 7-10 days.
In rare cases, old keratin may peel off, but please be careful not to peel it off forcibly.
Equipment used.
Dermapen4 treatment involves the use of a domestically unapproved drug or medical device.
The drugs and medical equipment used for treatment were purchased from PRSS.Japan, Inc. under the judgment of our doctors.
There are no other domestically approved drugs with the same ingredients or performance.
Information on safety, etc. in other countries
The following certifications have been obtained
ISO 13485
CE Standard
About the Adverse Reactions Relief System for Drugs
In the unlikely event of serious side effects, the drug is not covered by the government's Adverse Drug Reactions Relief System.
[Description of treatment] Potenza
Approximate number of treatments: 3 times every 4 to 6 weeks (every 2 weeks for melasma)
*The number of treatments varies depending on the treatment.
[Cost] Per session: ¥49,800–¥299,000* (Varies depending on the number of sessions and treatment details.)
Approximate duration of treatment: 3 to 5 months
Adverse effects/risks
Infection, hyperpigmentation, folliculitis, erythema
After the procedure, the pores may become blocked due to inflammation or swelling, and temporary acne may develop or worsen.
Depending on the treatment, bleeding may occur.
Swelling and redness may occur after the procedure.
Please note that effects may vary from person to person. Also, depending on the area to be treated, some patients may not achieve outstanding results.
Equipment used.
Treatment of potenza includes procedures using domestically unapproved drugs or medical devices.
The medicines and medical devices used for treatment were imported from Jeisys Medical Inc. under the judgment of our doctors. Please refer to the following for information on drugs and medical devices that should be imported by individuals.
https://www.yakubutsu.mhlw.go.jp/individualimport/purchase/index.html
There are no other domestically approved drugs with the same ingredients or performance.
Information on safety, etc. in other countries
The following certifications have been obtained
-MFDS(2019.01)
About the Adverse Reactions Relief System for Drugs
In the unlikely event of serious side effects, the drug is not covered by the government's Adverse Drug Reactions Relief System.
Description of treatment] Thermoneedle
Approximate number of times of treatment] Once every 4 weeks (1 course: about 5 times recommended)
*The treatment interval depends on the degree of bleeding.
Cost] 1 time ¥44,000~¥55,000
Side effects/risks: Redness, petechial hemorrhage spots, roughness, peeling, hyperpigmentation, scabs, scars, etc.
Equipment used.
The treatment of thermoneedles involves the use of domestically unapproved drugs or medical devices.
Drugs and medical devices used for treatment were imported through a private importation procedure based on the judgment of a physician at our clinic.
There are no other domestically approved drugs with the same ingredients or performance.
Information on safety, etc. in other countries
Significant risks and side effects may not be evident.
About the Adverse Reactions Relief System for Drugs
In the unlikely event of serious side effects, the drug is not covered by the government's Adverse Drug Reactions Relief System.