{"id":11310,"date":"2026-08-29T10:18:35","date_gmt":"2026-08-29T01:18:35","guid":{"rendered":"https:\/\/kojihifu.com\/english\/?p=11310"},"modified":"2026-09-02T19:16:39","modified_gmt":"2026-09-02T10:16:39","slug":"cyst-removal-tokyo-dermatologist-4","status":"publish","type":"post","link":"https:\/\/kojihifu.com\/english\/cyst-removal-tokyo-dermatologist-4\/","title":{"rendered":"Cyst Removal Tokyo: What to Expect at a Dermatologist"},"content":{"rendered":"<p><script type=\"application\/ld+json\" data-kjmc-en-jsonld=\"v1\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"MedicalWebPage\",\"@id\":\"https:\/\/kojihifu.com\/english\/cyst-removal-tokyo-dermatologist-4\/#webpage\",\"url\":\"https:\/\/kojihifu.com\/english\/cyst-removal-tokyo-dermatologist-4\/\",\"name\":\"Cyst Removal Tokyo: What to Expect at a Dermatologist\",\"inLanguage\":\"en\",\"isPartOf\":{\"@id\":\"https:\/\/kojihifu.com\/english\/#website\"},\"about\":{\"@id\":\"https:\/\/kojihifu.com\/english\/#clinic-biotope\"},\"reviewedBy\":{\"@id\":\"https:\/\/kojihifu.com\/english\/#physician-karibe\"},\"lastReviewed\":\"2026-08-29\"},{\"@type\":[\"Article\",\"MedicalWebPage\"],\"@id\":\"https:\/\/kojihifu.com\/english\/cyst-removal-tokyo-dermatologist-4\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/kojihifu.com\/english\/cyst-removal-tokyo-dermatologist-4\/#webpage\"},\"headline\":\"Cyst Removal Tokyo: What to Expect at a Dermatologist\",\"url\":\"https:\/\/kojihifu.com\/english\/cyst-removal-tokyo-dermatologist-4\/\",\"inLanguage\":\"en\",\"author\":{\"@id\":\"https:\/\/kojihifu.com\/english\/#physician-karibe\"},\"reviewedBy\":{\"@id\":\"https:\/\/kojihifu.com\/english\/#physician-karibe\"},\"publisher\":{\"@id\":\"https:\/\/kojihifu.com\/english\/#organization\"},\"mainEntityOfPage\":{\"@id\":\"https:\/\/kojihifu.com\/english\/cyst-removal-tokyo-dermatologist-4\/#webpage\"},\"description\":\"Cyst removal in Tokyo: how dermatologists excise epidermoid cysts, costs under Japanese insurance, recovery and scarring. Book an English-speaking clinic.\",\"image\":\"https:\/\/kojihifu.com\/english\/wp-content\/uploads\/2026\/08\/kjmc-en-eyecatch-20260827-101328.webp\",\"datePublished\":\"2026-08-29\",\"dateModified\":\"2026-08-29\",\"lastReviewed\":\"2026-08-29\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/kojihifu.com\/english\/cyst-removal-tokyo-dermatologist-4\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/kojihifu.com\/english\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Skin & Dermatology\",\"item\":\"https:\/\/kojihifu.com\/english\/column\/skin-dermatology\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Cyst Removal Tokyo: What to Expect at a Dermatologist\",\"item\":\"https:\/\/kojihifu.com\/english\/cyst-removal-tokyo-dermatologist-4\/\"}]}]}<\/script><br \/>\n<script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Will the cyst come back after removal?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Recurrence is possible but uncommon when the cyst wall is removed intact. In the 2019 comparative study, recurrence within 12 months was 3.3% after complete excision and 8.3% after minimally invasive excision, a difference that was not statistically significant.\"}}, {\"@type\": \"Question\", \"name\": \"Is cyst removal covered by insurance in Japan?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"When performed for medical reasons, removal is an insured procedure under codes K005 or K006. Patients with Japanese public health insurance typically pay 30%, while visitors staying under three months are not eligible for National Health Insurance and are billed on a self-pay basis.\"}}, {\"@type\": \"Question\", \"name\": \"Does it hurt, and can I go back to work the same day?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The procedure is done under local anaesthetic, so most patients feel pressure rather than pain, and it is an outpatient treatment. Most people return to desk work quickly, but strenuous exercise, swimming and long baths are usually restricted until the wound has settled.\"}}]}<\/script><\/p>\n<h2>Cyst Removal in Tokyo: What to Expect at a Dermatologist<\/h2>\n<p>Finding a <strong>firm lump<\/strong> under the skin is unsettling, and it is even more stressful when you are living or travelling in a country where you are not confident explaining the problem in the local language.<\/p>\n<p>Most of these lumps turn out to be benign skin cysts, but they rarely disappear on their own and they can become inflamed if left alone.<\/p>\n<p>This guide explains what a skin cyst actually is, how dermatologists and plastic surgeons in Tokyo remove them, what the procedure costs under Japan&#8217;s public fee schedule, and what recovery realistically looks like.<\/p>\n<p><strong>What you&#8217;ll learn in this article:<\/strong><\/p>\n<ul>\n<li>What an epidermoid cyst is \u2014 and why &#8220;sebaceous cyst&#8221; is a misnomer<\/li>\n<li>The two main removal techniques and how they compare on scarring and recurrence<\/li>\n<li>Realistic cost in Tokyo, including how Japan&#8217;s insurance point system works<\/li>\n<li>What happens before, during and after the procedure, including downtime<\/li>\n<li>Who is a good candidate, and when removal should be postponed<\/li>\n<\/ul>\n<div class=\"kjmc-en-booking-inline\" style=\"background: #f7fbf7; border: 1px solid #d5e6d8; border-radius: 10px; padding: 16px 20px; margin: 26px 0; text-align: center;\">\n<p style=\"margin: 0 0 12px; color: #1a3a1f; font-size: 0.95em; line-height: 1.65;\"><strong>Have a question about this treatment?<\/strong><br \/>\nMessage us on LINE or WhatsApp \u2014 our English-speaking team usually replies the same day.<\/p>\n<p style=\"margin: 0; line-height: 1;\"><a style=\"display: inline-flex; align-items: center; gap: 8px; background: #06C755; color: #fff; padding: 10px 20px; border-radius: 8px; text-decoration: none; font-weight: bold; font-size: 0.92em; margin: 4px 6px; white-space: nowrap; vertical-align: middle;\" href=\"https:\/\/line.me\/R\/ti\/p\/@710uitns?ts=05311801&amp;oat_content=url#~\" target=\"_blank\" rel=\"noopener noreferrer\">Book via LINE<\/a><br \/>\n<a style=\"display: inline-flex; align-items: center; gap: 8px; background: #25D366; color: #fff; padding: 10px 20px; border-radius: 8px; text-decoration: none; font-weight: bold; font-size: 0.92em; margin: 4px 6px; white-space: nowrap; vertical-align: middle;\" href=\"https:\/\/whatsapp.com\/channel\/0029VbCA1v85K3zY4MLX2a1h\" target=\"_blank\" rel=\"noopener noreferrer\">Message on WhatsApp<\/a><\/p>\n<\/div>\n<h2>What Is a Skin Cyst?<\/h2>\n<p>The lumps most people call &#8220;cysts&#8221; are usually <strong>epidermoid cysts<\/strong> \u2014 small sacs that form in the skin and slowly fill with keratin, the protein that makes up the surface layer of skin. Reference sources describe them as the most common type of cutaneous cyst.<\/p>\n<p>They typically form when the opening of a hair follicle becomes plugged, or when skin cells are pushed into deeper tissue after an injury. Follicular disruption from acne is another recognised mechanism.<\/p>\n<p>Clinical references note that epidermoid cysts most often appear in the third and fourth decades of life and are roughly twice as common in men as in women. They are rare before puberty.<\/p>\n<h3>Are they dangerous?<\/h3>\n<p>The overwhelming majority are benign. Published reference material indicates that approximately 1% of epidermoid cysts have been noted to <strong>undergo malignant transformation<\/strong>, most commonly to squamous cell carcinoma \u2014 which is precisely why an unexplained lump should be assessed by a doctor rather than self-diagnosed.<\/p>\n<h2>What People Often Get Wrong About Cysts<\/h2>\n<h3>Misconception 1: &#8220;It&#8217;s a sebaceous cyst, so it&#8217;s full of oil&#8221;<\/h3>\n<p>This is the single most common misunderstanding. Standard clinical references state plainly that the term &#8220;sebaceous cyst&#8221; is a misnomer, because the lesion does not involve the sebaceous (oil) gland \u2014 it arises from the <strong>follicular infundibulum<\/strong> and is filled with keratin, not sebum.<\/p>\n<p>The distinction matters practically. Because the contents are compacted keratin rather than liquid oil, a cyst cannot be &#8220;cleared&#8221; the way a blackhead can.<\/p>\n<h3>Misconception 2: &#8220;If I squeeze the contents out, it&#8217;s gone&#8221;<\/h3>\n<p><strong>Squeezing<\/strong> may empty the cyst temporarily, but it leaves the sac \u2014 the cyst wall \u2014 in place.<\/p>\n<p>Clinical references are consistent that the most effective treatment is complete surgical excision of the cyst with the cyst wall intact, and that incision and drainage alone carries a recurrence risk because the wall remains.<\/p>\n<p>Self-extraction also risks rupturing the sac into surrounding tissue, which can trigger inflammation and make later surgery harder. At<strong> BIOTOPE<\/strong> <strong>CLINIC<\/strong> in Shirokanedai, patients frequently ask whether a lump can simply be pressed out at home; the clinic group&#8217;s own published patient guidance advises against this, noting that delay and self-treatment tend to enlarge the lesion and complicate removal.<\/p>\n<h2>How Cyst Removal Works: The Two Main Techniques<\/h2>\n<figure style=\"margin: 1.5em 0;\"><img decoding=\"async\" style=\"width: 100%; max-width: 100%; height: auto; border-radius: 8px;\" title=\"Cyst removal Tokyo: what to expect at a dermatolog \u2014 How Cyst Removal Works: The Two Main Techniques\" src=\"https:\/\/kojihifu.com\/english\/wp-content\/uploads\/2026\/08\/pexels_32260064_1787793022.webp\" alt=\"Cyst removal Tokyo: what to expect at a dermatolog \u2014 How Cyst Removal Works: The Two Main Techniques\" \/><\/figure>\n<p>Cyst removal is an outpatient procedure performed under local anaesthetic. Two broad approaches are used, and the choice depends on cyst size, location, and whether inflammation is present.<\/p>\n<h3>Conventional (elliptical) excision<\/h3>\n<p>The surgeon makes an elliptical incision over the cyst, dissects the sac out whole, and closes the wound with sutures. This gives direct visual control of the cyst wall, but produces a longer linear scar.<\/p>\n<h3>Minimal excision \/ punch techniques<\/h3>\n<p>A much smaller opening is made \u2014 the classic minimal excision technique described in <em>American Family Physician<\/em> uses a 2- to 3-mm incision. The contents are expressed, then the cyst wall is grasped and drawn out through the small opening. Many of these small incisions do not require suture closure.<\/p>\n<p>A comparative study of 120 patients published in <em>Archives of Craniofacial Surgery<\/em> (2019) compared complete surgical excision with a minimally invasive CO2 laser-assisted approach for facial epidermal cysts. Clinical reports of this kind suggest the trade-off is between scar length and recurrence risk.<\/p>\n<table style=\"border-collapse: collapse; width: 100%; margin: 20px 0; font-size: 0.95em; border: 1px solid #ccc;\">\n<thead>\n<tr>\n<th style=\"border: 1px solid #ccc; padding: 10px 12px; background: #f1faf3; text-align: left; font-weight: bold;\">Measure (2019 comparative study, 120 patients)<\/th>\n<th style=\"border: 1px solid #ccc; padding: 10px 12px; background: #f1faf3; text-align: left; font-weight: bold;\">Complete surgical excision<\/th>\n<th style=\"border: 1px solid #ccc; padding: 10px 12px; background: #f1faf3; text-align: left; font-weight: bold;\">Minimally invasive (CO2 laser)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">Mean scar length at 12 months<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">1.23 \u00b1 0.43 cm<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">0.30 \u00b1 0.15 cm<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">Mean operative time<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">22.38 \u00b1 6.05 minutes<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">16.15 \u00b1 5.96 minutes<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">Recurrence (0\u201312 months)<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">3.3%<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">8.3% (difference not statistically significant)<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">Haematoma<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">5%<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">0%<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">Wound dehiscence (wound reopening)<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">3.3%<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">0%<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">Infection<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">3.3%<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">1.7%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>In that study the smaller-incision group reported significantly higher satisfaction, while the difference in recurrence did not reach statistical significance. No technique eliminates the possibility of recurrence, and results vary between individuals.<\/p>\n<h2>Cost of Cyst Removal in Tokyo<\/h2>\n<p>In Japan, removing a cyst for medical reasons is treated as insured surgery, not cosmetic surgery. Fees are set nationally in points, and the Japan Medical Association explains that prices are calculated at <strong>1 point = 10 yen<\/strong>.<\/p>\n<p>Under the fee schedule current at the time of writing (the fiscal 2026 revision), the relevant codes are K005 for &#8220;exposed&#8221; areas \u2014 face, neck, below the elbow, below the knee \u2014 and K006 for non-exposed areas. Exposed sites are weighted higher because closure is more technically demanding.<\/p>\n<table style=\"border-collapse: collapse; width: 100%; margin: 20px 0; font-size: 0.95em; border: 1px solid #ccc;\">\n<thead>\n<tr>\n<th style=\"border: 1px solid #ccc; padding: 10px 12px; background: #f1faf3; text-align: left; font-weight: bold;\">Site and size<\/th>\n<th style=\"border: 1px solid #ccc; padding: 10px 12px; background: #f1faf3; text-align: left; font-weight: bold;\">Points<\/th>\n<th style=\"border: 1px solid #ccc; padding: 10px 12px; background: #f1faf3; text-align: left; font-weight: bold;\">Total fee<\/th>\n<th style=\"border: 1px solid #ccc; padding: 10px 12px; background: #f1faf3; text-align: left; font-weight: bold;\">Patient share at 30%<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">Exposed area, under 2 cm (K005)<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">1,660<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">\u00a516,600<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">approx. \u00a54,980<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">Exposed area, 2\u20134 cm (K005)<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">3,670<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">\u00a536,700<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">approx. \u00a511,010<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">Exposed area, 4 cm and over (K005)<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">5,010<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">\u00a550,100<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">approx. \u00a515,030<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">Non-exposed area, under 3 cm (K006)<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">1,280<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">\u00a512,800<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">approx. \u00a53,840<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">Non-exposed area, 3\u20136 cm (K006)<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">3,230<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">\u00a532,300<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">approx. \u00a59,690<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">Non-exposed area, 6\u201312 cm (K006)<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">4,160<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">\u00a541,600<\/td>\n<td style=\"border: 1px solid #ccc; padding: 10px 12px; vertical-align: top;\">approx. \u00a512,480<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>These figures cover the surgical fee only. Consultation fees, local anaesthetic, dressings, prescriptions and histopathological examination of the removed tissue are billed separately, so the total at the counter will be higher.<\/p>\n<h3>Who pays 30%, and who pays in full<\/h3>\n<p>Minato City&#8217;s official guide for residents states the co-payment ratio as 20% for preschool age, 30% from school age to under 70, and 20% or 30% for those aged 70 and over depending on income and date of birth.<\/p>\n<p>Foreign nationals whose period of stay is less than three months are not eligible for National Health Insurance, so short-term visitors and medical tourists are generally billed on a self-pay basis rather than at 30%.<\/p>\n<p>Please see the clinic&#8217;s official price page or contact us for a current quote regarding self-pay cyst removal. For an accurate quote, please book a consultation.<\/p>\n<div class=\"kjmc-en-booking-inline\" style=\"background: #f7fbf7; border: 1px solid #d5e6d8; border-radius: 10px; padding: 16px 20px; margin: 26px 0; text-align: center;\">\n<p style=\"margin: 0 0 12px; color: #1a3a1f; font-size: 0.95em; line-height: 1.65;\"><strong>Have a question about this treatment?<\/strong><br \/>\nMessage us on LINE or WhatsApp \u2014 our English-speaking team usually replies the same day.<\/p>\n<p style=\"margin: 0; line-height: 1;\"><a style=\"display: inline-flex; align-items: center; gap: 8px; background: #06C755; color: #fff; padding: 10px 20px; border-radius: 8px; text-decoration: none; font-weight: bold; font-size: 0.92em; margin: 4px 6px; white-space: nowrap; vertical-align: middle;\" href=\"https:\/\/line.me\/R\/ti\/p\/@710uitns?ts=05311801&amp;oat_content=url#~\" target=\"_blank\" rel=\"noopener noreferrer\">Book via LINE<\/a><br \/>\n<a style=\"display: inline-flex; align-items: center; gap: 8px; background: #25D366; color: #fff; padding: 10px 20px; border-radius: 8px; text-decoration: none; font-weight: bold; font-size: 0.92em; margin: 4px 6px; white-space: nowrap; vertical-align: middle;\" href=\"https:\/\/whatsapp.com\/channel\/0029VbCA1v85K3zY4MLX2a1h\" target=\"_blank\" rel=\"noopener noreferrer\">Message on WhatsApp<\/a><\/p>\n<\/div>\n<h2>What to Expect: Before, During and After<\/h2>\n<h3>Before<\/h3>\n<p>The first visit is an examination. The doctor confirms the diagnosis, checks for signs of infection, discusses the technique suited to the site, and schedules the procedure \u2014 often on a separate day.<\/p>\n<p>Tell the doctor about blood-thinning medication, allergies to local anaesthetic, and any keloid or hypertrophic scar history, as these affect planning.<\/p>\n<h3>During<\/h3>\n<p>Local anaesthetic is injected, so the area is numb; patients typically feel pressure rather than pain. In the comparative study cited above, operative times averaged roughly 16 to 22 minutes depending on technique.<\/p>\n<h3>After<\/h3>\n<p>Expect a dressing, a follow-up visit for a wound check, and suture removal where sutures were placed. The clinic group&#8217;s patient guidance describes healing over approximately one to two weeks for a straightforward same-day procedure.<\/p>\n<p>Bruising, mild swelling and tenderness are normal early on. Scars continue to mature and fade over months rather than weeks, and CO2 fractional laser is one of the treatments available at BIOTOPE CLINIC in Shirokanedai for scar texture \u2014 feel free to ask about it during a consultation with Dr. Karibe.<\/p>\n<h2>Who Is a Good Candidate \u2014 and Who Should Wait<\/h2>\n<p>Good candidates are generally people with a stable, non-inflamed cyst that is growing, catching on clothing, cosmetically bothersome, or repeatedly becoming sore.<\/p>\n<p>Timing matters when the cyst is inflamed. Clinical references advise that complete excision should be delayed if an active infection is present, because the tissue planes become difficult to identify; the <em>American Family Physician<\/em> technique article similarly notes it may be preferable to postpone excision until inflammation has subsided. In that situation, drainage and antibiotics may be used first, with definitive removal scheduled later.<\/p>\n<p>Discuss removal carefully if you take anticoagulants, have poorly controlled diabetes, are pregnant, or have a strong tendency to form keloid scars. Any lump that is rapidly enlarging, bleeding, ulcerated or changing in colour warrants prompt medical assessment rather than watchful waiting.<\/p>\n<h2>Where to Get Cyst Removal in Tokyo<\/h2>\n<p>Within our clinic group, English-speaking consultations are handled at <strong>BIOTOPE CLINIC<\/strong> in Shirokanedai (Minato-ku, Tokyo) by Dr. Jun Karibe. Our sister clinic<strong> Kojimachi Dermatology &amp; Plastic Surgery Clinic<\/strong> in Ichigaya handles Japanese-language insurance dermatology. Bookings and enquiries in English: LINE or WhatsApp.<\/p>\n<p>Both clinics belong to the same medical group. BIOTOPE CLINIC is a one-minute walk from Shirokanedai Station Exit 1, and its menu includes cyst excision, mole removal and scar revision alongside cosmetic dermatology.<\/p>\n<h2>Frequently Asked Questions<\/h2>\n<dl class=\"kj-faq\">\n<dt>Q. Will the cyst come back after removal?<\/dt>\n<dd>Recurrence is possible but uncommon when the cyst wall is removed intact. In the 2019 comparative study, recurrence within 12 months was 3.3% after complete excision and 8.3% after minimally invasive excision, a difference that was not statistically significant.<\/dd>\n<dd><\/dd>\n<dt>Q. Is cyst removal covered by insurance in Japan?<\/dt>\n<dd>When performed for medical reasons, removal is an insured procedure under codes K005 or K006. Patients with Japanese public health insurance typically pay 30%, while visitors staying under three months are not eligible for National Health Insurance and are billed on a self-pay basis.<\/dd>\n<dd><\/dd>\n<dt>Q. Does it hurt, and can I go back to work the same day?<\/dt>\n<dd>The procedure is done under local anaesthetic, so most patients feel pressure rather than pain, and it is an outpatient treatment. Most people return to desk work quickly, but strenuous exercise, swimming and long baths are usually restricted until the wound has settled.<\/dd>\n<\/dl>\n<div class=\"kjmc-en-booking-inline\" style=\"background: #f7fbf7; border: 1px solid #d5e6d8; border-radius: 10px; padding: 16px 20px; margin: 26px 0; text-align: center;\">\n<p style=\"margin: 0 0 12px; color: #1a3a1f; font-size: 0.95em; line-height: 1.65;\"><strong>Have a question about this treatment?<\/strong><br \/>\nMessage us on LINE or WhatsApp \u2014 our English-speaking team usually replies the same day.<\/p>\n<p style=\"margin: 0; line-height: 1;\"><a style=\"display: inline-flex; align-items: center; gap: 8px; background: #06C755; color: #fff; padding: 10px 20px; border-radius: 8px; text-decoration: none; font-weight: bold; font-size: 0.92em; margin: 4px 6px; white-space: nowrap; vertical-align: middle;\" href=\"https:\/\/line.me\/R\/ti\/p\/@710uitns?ts=05311801&amp;oat_content=url#~\" target=\"_blank\" rel=\"noopener noreferrer\">Book via LINE<\/a><br \/>\n<a style=\"display: inline-flex; align-items: center; gap: 8px; background: #25D366; color: #fff; padding: 10px 20px; border-radius: 8px; text-decoration: none; font-weight: bold; font-size: 0.92em; margin: 4px 6px; white-space: nowrap; vertical-align: middle;\" href=\"https:\/\/whatsapp.com\/channel\/0029VbCA1v85K3zY4MLX2a1h\" target=\"_blank\" rel=\"noopener noreferrer\">Message on WhatsApp<\/a><\/p>\n<\/div>\n<h2>Summary<\/h2>\n<p>Skin cysts are common, usually benign, and do not resolve on their own \u2014 the sac has to be removed for the problem to be settled. Squeezing or draining alone leaves the cyst wall behind and invites recurrence.<\/p>\n<p>In Tokyo, medically indicated removal falls under<strong> Japan&#8217;s public fee<\/strong> schedule, with the surgical fee itself ranging from roughly \u00a515,000 at a 30% co-payment depending on size and site, plus consultation, anaesthetic and pathology costs. Short-stay visitors should plan for self-pay.<\/p>\n<p>If you have questions about cyst removal in Tokyo, English-speaking consultations are handled at<strong> BIOTOPE CLINIC<\/strong> in Shirokanedai (Minato-ku, Tokyo) by Dr. Karibe. Our sister clinic<strong> Kojimachi Dermatology &amp; Plastic Surgery Clinic<\/strong> in Ichigaya (Chiyoda-ku) handles Japanese-language insurance dermatology. English enquiries: LINE or WhatsApp.<\/p>\n<div class=\"kjmc-en-booking-box\" style=\"background: linear-gradient(135deg,#f1faf3 0%,#e6f3ea 100%); border-radius: 14px; padding: 32px 24px; margin: 36px 0 24px; border: 1px solid #c5dccd; text-align: center;\">\n<h3 style=\"margin: 0 0 8px; color: #3a6e3a; border: none; padding: 0; font-size: 1.3em;\">24\/7 Consultation &amp; Booking<\/h3>\n<div style=\"width: 48px; height: 2px; background: #3a6e3a; margin: 0 auto 22px;\"><\/div>\n<p style=\"margin: 0 0 12px; color: #1a3a1f; font-size: 1.1em; font-weight: bold;\">Book a Consultation or Treatment<\/p>\n<p style=\"margin: 0 0 24px; color: #2c4a35; line-height: 1.75;\">Our English-speaking team responds via LINE or WhatsApp \u2014 usually the same day.<\/p>\n<p style=\"margin: 0 0 10px; line-height: 1;\"><a style=\"display: inline-flex; align-items: center; justify-content: center; gap: 10px; background: #06C755; color: #fff; padding: 14px 32px; border-radius: 10px; text-decoration: none; font-weight: bold; font-size: 1.02em; box-shadow: 0 2px 8px rgba(6,199,85,0.25); min-width: 240px; white-space: nowrap;\" href=\"https:\/\/line.me\/R\/ti\/p\/@710uitns?ts=05311801&amp;oat_content=url#~\" target=\"_blank\" rel=\"noopener noreferrer\">Book via LINE<\/a><\/p>\n<p style=\"margin: 0; line-height: 1;\"><a style=\"display: inline-flex; align-items: center; justify-content: center; gap: 10px; background: #25D366; color: #fff; padding: 14px 32px; border-radius: 10px; text-decoration: none; font-weight: bold; font-size: 1.02em; box-shadow: 0 2px 8px rgba(37,211,102,0.25); min-width: 240px; white-space: nowrap;\" href=\"https:\/\/whatsapp.com\/channel\/0029VbCA1v85K3zY4MLX2a1h\" target=\"_blank\" rel=\"noopener noreferrer\">Message on WhatsApp<\/a><\/p>\n<\/div>\n<h2>References<\/h2>\n<ol>\n<li>Zuber TJ. Minimal Excision Technique for Epidermoid (Sebaceous) Cysts. American Family Physician. 2002.<\/li>\n<li>Kim KT, Sun H, Chung EH. Comparison of complete surgical excision and minimally invasive excision using CO2 laser for removal of epidermal cysts on the face. Archives of Craniofacial Surgery. 2019.<\/li>\n<li>Epidermoid Cyst. StatPearls. StatPearls Publishing. National Center for Biotechnology Information Bookshelf. (https:\/\/www.nih.gov\/)<\/li>\n<li>Japan Medical Association. Naruhodo Shinryo Hoshu (Understanding the Medical Fee Schedule) \u2014 patient information page on the point system (1 point = 10 yen).<\/li>\n<li>Ministry of Health, Labour and Welfare. Medical Fee Schedule, fiscal 2026 (Reiwa 8) revision \u2014 items K005 and K006, excision of cutaneous and subcutaneous tumours. (https:\/\/www.mhlw.go.jp\/)<\/li>\n<\/ol>\n<div style=\"margin: 2.5em 0 1em; padding: 1.5em; border: 1px solid #d5d5d5; border-radius: 10px; background: #fafafa; font-size: .9em;\">\n<p style=\"font-size: .72em; font-weight: bold; color: #888; margin: 0 0 1.2em; letter-spacing: .08em;\">SUPERVISED BY<\/p>\n<div style=\"display: flex; align-items: flex-start; gap: 1.2em; flex-wrap: wrap;\">\n<div style=\"flex-shrink: 0; text-align: center; min-width: 110px;\"><img decoding=\"async\" style=\"width: 100px; height: 100px; border-radius: 50%; object-fit: cover; object-position: top center; display: block; margin: 0 auto; border: 3px solid #e0e0e0;\" src=\"https:\/\/kojihifu.com\/hon\/wp-content\/uploads\/2022\/01\/photo-karibejun-400-3_re-300x300.jpg\" alt=\"Dr. Jun Karibe MD \u2014 Board-certified Plastic Surgeon, Director of Kojimachi Dermatology &amp; Plastic Surgery Clinic\" \/><\/p>\n<p style=\"margin: .6em 0 .1em; font-weight: bold; font-size: .95em; color: #222;\">Dr. Jun Karibe<\/p>\n<p style=\"margin: 0 0 .1em; font-size: .75em; color: #999;\">MD<\/p>\n<p style=\"margin: 0; font-size: .75em; color: #555; font-weight: bold;\">Director<\/p>\n<\/div>\n<div style=\"flex: 1; min-width: 200px;\">\n<div style=\"margin-bottom: .75em; background: #fff; border: 1px solid #ebebeb; border-radius: 6px; padding: .7em 1em;\">\n<p style=\"margin: 0 0 .35em; font-size: .78em; font-weight: bold; color: #666; border-bottom: 1px solid #f2f2f2; padding-bottom: .3em;\">Education &amp; Career<\/p>\n<div style=\"font-size: .82em; color: #444; line-height: 1.75;\">\n<div>Juntendo University School of Medicine<\/div>\n<div>Department of Plastic Surgery, University of Tokyo Hospital<\/div>\n<div>Assistant Professor, Plastic &amp; Cosmetic Surgery, Saitama Medical University<\/div>\n<div>Assistant Professor &amp; Chief Resident, Yamanashi University Hospital<\/div>\n<div>2019: Founded Kojimachi Dermatology &amp; Plastic Surgery Clinic (Ichigaya, Tokyo)<\/div>\n<div>2021: Founded BIOTOPE CLINIC Shirokanedai (Minato-ku, Tokyo)<\/div>\n<\/div>\n<\/div>\n<div style=\"margin-bottom: .75em; background: #fff; border: 1px solid #ebebeb; border-radius: 6px; padding: .7em 1em;\">\n<p style=\"margin: 0 0 .35em; font-size: .78em; font-weight: bold; color: #666; border-bottom: 1px solid #f2f2f2; padding-bottom: .3em;\">Certifications<\/p>\n<div style=\"font-size: .82em; color: #444; line-height: 1.75;\">\n<div>Board-certified Plastic Surgeon \u2014 Japan Society of Plastic and Reconstructive Surgery<\/div>\n<div>Specialist \u2014 Japan Society of Anti-Aging Medicine<\/div>\n<div>Certified Industrial Physician \u2014 Japan Medical Association<\/div>\n<div>Allergan VST-certified Injector (Botox &amp; Hyaluronic Acid)<\/div>\n<\/div>\n<\/div>\n<div style=\"background: #fff; border: 1px solid #ebebeb; border-radius: 6px; padding: .7em 1em;\">\n<p style=\"margin: 0 0 .35em; font-size: .78em; font-weight: bold; color: #666; border-bottom: 1px solid #f2f2f2; padding-bottom: .3em;\">Awards<\/p>\n<div style=\"font-size: .82em; color: #444; line-height: 1.75;\">\n<div>Best Presentation Award \u2014 Dept. of Plastic Surgery, University of Tokyo (2016)<\/div>\n<div>Excellence Award \u2014 Japan Society of Plastic and Reconstructive Surgery (2018)<\/div>\n<div>Featured Presentation \u2014 ASPS Annual Scientific Meeting, USA (2018)<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"margin-top: 1em; padding-top: .75em; border-top: 1px solid #e8e8e8; display: flex; flex-wrap: wrap; align-items: center; gap: .5em;\"><a style=\"display: inline-block; background: #e1306c; color: #fff; padding: .4em .9em; border-radius: 4px; text-decoration: none; font-size: .8em; font-weight: bold;\" href=\"https:\/\/www.instagram.com\/dr.jun_\/\" target=\"_blank\" rel=\"noopener noreferrer\">Instagram<\/a><\/p>\n<div style=\"margin-top:1em;padding-top:.75em;border-top:1px dashed #d5d5d5;font-size:.78em;color:#555;line-height:1.7;\">\n<p style=\"margin:0 0 .3em;font-size:.72em;font-weight:bold;color:#888;letter-spacing:.08em;\">MEDICAL REVIEW<\/p>\n<div><strong>Jun Karibe, MD<\/strong> &mdash; Board-certified Plastic Surgeon \u2014 Japan Society of Plastic and Reconstructive Surgery<\/div>\n<div>Medical Director, BIOTOPE CLINIC<\/div>\n<div>Last medically reviewed: 2026-08-29<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"Cyst removal in Tokyo: how dermatologists excise epidermoid cysts, costs under Japanese insurance, recovery and scarring. Book an English-speaking clinic.","protected":false},"author":4,"featured_media":11309,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[26],"class_list":["post-11310","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-skin-dermatology","tag-tokyo-clinic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/kojihifu.com\/english\/wp-json\/wp\/v2\/posts\/11310","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kojihifu.com\/english\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kojihifu.com\/english\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kojihifu.com\/english\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/kojihifu.com\/english\/wp-json\/wp\/v2\/comments?post=11310"}],"version-history":[{"count":2,"href":"https:\/\/kojihifu.com\/english\/wp-json\/wp\/v2\/posts\/11310\/revisions"}],"predecessor-version":[{"id":11442,"href":"https:\/\/kojihifu.com\/english\/wp-json\/wp\/v2\/posts\/11310\/revisions\/11442"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kojihifu.com\/english\/wp-json\/wp\/v2\/media\/11309"}],"wp:attachment":[{"href":"https:\/\/kojihifu.com\/english\/wp-json\/wp\/v2\/media?parent=11310"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kojihifu.com\/english\/wp-json\/wp\/v2\/categories?post=11310"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kojihifu.com\/english\/wp-json\/wp\/v2\/tags?post=11310"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}