The 20 Best Homocystinuria Doctors in Japan

Find the Top Homocystinuria Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 53 doctor with experience in Homocystinuria near Japan. Of these, 49 are Experienced and 4 are Advanced.

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53 providers found
    Advanced in Homocystinuria
    Advanced in Homocystinuria
    Referral may be required
    JP 

    Yosuke Shigematsu practices practicing medicine in Japan. Mr. Shigematsu is rated as an Advanced expert by MediFind in the treatment of Homocystinuria. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Very Long-Chain Acyl-CoA Dehydrogenase (VLCAD) Deficiency, Primary Carnitine Deficiency, Medium-Chain Acyl-CoA Dehydrogenase Deficiency, and Argininosuccinic Aciduria.

    Advanced in Homocystinuria
    Advanced in Homocystinuria
    Referral may be required
    Shimotsuke, JP 

    Hitoshi Osaka practices practicing medicine in Shimotsuke, Japan. Mr. Osaka is rated as an Advanced expert by MediFind in the treatment of Homocystinuria. He is also highly rated in 33 other conditions, according to our data. His clinical expertise encompasses Pelizaeus-Merzbacher Disease, CACH Syndrome, Leigh Syndrome, West Syndrome, and Liver Transplant.

    Advanced in Homocystinuria
    Advanced in Homocystinuria
    Referral may be required
    Machida, JP 

    Isao Ishii practices practicing medicine in Machida, Japan. Mr. Ishii is rated as an Advanced expert by MediFind in the treatment of Homocystinuria. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Homocystinuria, Malnutrition, Cerebral Hypoxia, and Malabsorption.

    Learn about our expert tiers
    Advanced in Homocystinuria
    Advanced in Homocystinuria
    Referral may be required
    Himebara, JP 

    Kenji Yamada practices practicing medicine in Himebara, Japan. Mr. Yamada is rated as an Advanced expert by MediFind in the treatment of Homocystinuria. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Very Long-Chain Acyl-CoA Dehydrogenase (VLCAD) Deficiency, Glutaric Acidemia Type 2, Carnitine Palmitoyltransferase 2 Deficiency, and Rhabdomyolysis.

    Experienced in Homocystinuria
    Experienced in Homocystinuria
    Referral may be required
    JP 

    Miori Yuasa practices practicing medicine in Japan. Ms. Yuasa is rated as an Experienced expert by MediFind in the treatment of Homocystinuria. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Very Long-Chain Acyl-CoA Dehydrogenase (VLCAD) Deficiency, Homocystinuria, Carnitine Palmitoyltransferase 1 Deficiency, and Carnitine Palmitoyltransferase 2 Deficiency.

    Experienced in Homocystinuria
    Experienced in Homocystinuria
    Referral may be required
    JP 

    Takeshi Taketani practices practicing medicine in Japan. Mr. Taketani is rated as an Experienced expert by MediFind in the treatment of Homocystinuria. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Glutaric Acidemia Type 2, Hypophosphatasia (HPP), Very Long-Chain Acyl-CoA Dehydrogenase (VLCAD) Deficiency, Hereditary Hyperekplexia, and Aneurysm Repair.

    Experienced in Homocystinuria
    Experienced in Homocystinuria
    Referral may be required
    Tokyo, JP 

    Go Tajima practices practicing medicine in Tokyo, Japan. Mr. Tajima is rated as an Experienced expert by MediFind in the treatment of Homocystinuria. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Very Long-Chain Acyl-CoA Dehydrogenase (VLCAD) Deficiency, Carnitine Palmitoyltransferase 1 Deficiency, Carnitine Palmitoyltransferase 2 Deficiency, and Medium-Chain Acyl-CoA Dehydrogenase Deficiency.

    Experienced in Homocystinuria
    Experienced in Homocystinuria
    Referral may be required
    Nara-shi, JP 

    Takafumi Sakakibara practices practicing medicine in Nara-shi, Japan. Sakakibara is rated as an Experienced expert by MediFind in the treatment of Homocystinuria. They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Homocystinuria due to MTHFR Deficiency, Hypomelanosis of Ito, Homocystinuria, and Epilepsy in Children.

    Experienced in Homocystinuria
    Experienced in Homocystinuria
    Referral may be required
    Kawasaki, JP 

    Makoto Suematsu practices practicing medicine in Kawasaki, Japan. Mr. Suematsu is rated as an Experienced expert by MediFind in the treatment of Homocystinuria. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Hyperaldosteronism, Familial Hyperaldosteronism, Cerebral Hypoxia, Hypothermia, and Pancreatectomy.

    Experienced in Homocystinuria
    Experienced in Homocystinuria
    Referral may be required
    Gifu-shi, JP 

    Toshiyuki Fukao practices practicing medicine in Gifu-shi, Japan. Mr. Fukao is rated as an Experienced expert by MediFind in the treatment of Homocystinuria. He is also highly rated in 33 other conditions, according to our data. His clinical expertise encompasses Gorham's Disease, Skeletal-Extraskeletal Angiomatosis, Beta-Ketothiolase Deficiency, Mucopolysaccharidosis Type 2 (MPS II, Hunter Syndrome), and Bone Marrow Transplant.

    Experienced in Homocystinuria
    Experienced in Homocystinuria
    Referral may be required
    Tokyo, JP 

    Yohei Sugiyama practices practicing medicine in Tokyo, Japan. Mr. Sugiyama is rated as an Experienced expert by MediFind in the treatment of Homocystinuria. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Urea Cycle Disorders (UCD), Lactic Acidosis, Sengers Syndrome, Hypophosphatasia (HPP), and Liver Transplant.

    Experienced in Homocystinuria
    Experienced in Homocystinuria
    Referral may be required
    Tochigi, JP 

    Toshihiro Tajima practices practicing medicine in Tochigi, Japan. Tajima is rated as an Experienced expert by MediFind in the treatment of Homocystinuria. They are also highly rated in 15 other conditions, according to our data. Their clinical expertise encompasses Pseudohypoaldosteronism Type 2, Pseudohypoaldosteronism Type 1, Panhypopituitarism, Hypothyroidism, and Hormone Replacement Therapy (HRT).

    Experienced in Homocystinuria
    Experienced in Homocystinuria
    Referral may be required
    Minato, JP 

    Mitsuru Saito practices practicing medicine in Minato, Japan. Mr. Saito is rated as an Experienced expert by MediFind in the treatment of Homocystinuria. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Osteoporosis, Renal Cell Carcinoma (RCC), Prostate Cancer, Kidney Transplant, and Nephrectomy.

    Experienced in Homocystinuria
    Experienced in Homocystinuria
    Referral may be required
    Hiroshima, JP 

    Reiko Kagawa practices practicing medicine in Hiroshima, Japan. Ms. Kagawa is rated as an Experienced expert by MediFind in the treatment of Homocystinuria. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Very Long-Chain Acyl-CoA Dehydrogenase (VLCAD) Deficiency, Medium-Chain Acyl-CoA Dehydrogenase Deficiency, Hypermethioninemia, and Carnitine Palmitoyltransferase 1 Deficiency.

    Experienced in Homocystinuria
    Experienced in Homocystinuria
    Referral may be required
    Machida, JP 

    Shotaro Kamata practices practicing medicine in Machida, Japan. Mr. Kamata is rated as an Experienced expert by MediFind in the treatment of Homocystinuria. His clinical expertise encompasses Non-Alcoholic Fatty Liver Disease, Malabsorption, Malnutrition, and Homocystinuria.

    Experienced in Homocystinuria
    Experienced in Homocystinuria
    Referral may be required
    Machida, JP 

    Noriyuki Akahoshi practices practicing medicine in Machida, Japan. Akahoshi is rated as an Experienced expert by MediFind in the treatment of Homocystinuria. They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Malabsorption, Malnutrition, Homocystinuria, and Non-Alcoholic Fatty Liver Disease.

    Experienced in Homocystinuria
    Experienced in Homocystinuria
    Referral may be required
    Okayama, JP 

    Takashi Tamura practices practicing medicine in Okayama, Japan. Mr. Tamura is rated as an Experienced expert by MediFind in the treatment of Homocystinuria. His clinical expertise encompasses Hypermethioninemia and Homocystinuria.

    Experienced in Homocystinuria
    Experienced in Homocystinuria
    Referral may be required
    Yokohama, JP 

    Hiroko Shimbo practices practicing medicine in Yokohama, Japan. Ms. Shimbo is rated as an Experienced expert by MediFind in the treatment of Homocystinuria. Her clinical expertise encompasses Chromosome 7p Deletion, Leigh Syndrome, Pelizaeus-Merzbacher Disease, and X-Linked Creatine Deficiency.

    Experienced in Homocystinuria
    Experienced in Homocystinuria
    Referral may be required
    Shimotsuke, JP 

    Eriko Jimbo practices practicing medicine in Shimotsuke, Japan. Ms. Jimbo is rated as an Experienced expert by MediFind in the treatment of Homocystinuria. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Leigh Syndrome, Niemann-Pick Disease, Autism Spectrum Disorder, and Non-Langerhans-Cell Histiocytosis.

    Experienced in Homocystinuria
    Experienced in Homocystinuria
    Referral may be required
    Suita, JP 

    Toshihide Okajima practices practicing medicine in Suita, Japan. Okajima is rated as an Experienced expert by MediFind in the treatment of Homocystinuria. Their clinical expertise encompasses Hypermethioninemia and Homocystinuria.

    While we make every effort to provide the best results possible, data is currently limited outside of the United States. Doctors listed may include both clinicians and researchers, and individuals relocate frequently. We recommend contacting doctors directly to confirm their location and areas of focus. Contact information is provided when available. Learn more about our expert tiers.
    Showing 1-20 of 53

    Last Updated: 09/26/2026

    What is the definition of Homocystinuria?

    Homocystinuria is a genetic disorder that affects the metabolism of the amino acid methionine. Amino acids are the building blocks of all proteins in the body.

    When should I see a Homocystinuria doctor in Japan?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing a Homocystinuria doctor in Japan?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How do I find the best Homocystinuria doctor in Japan?

    You can find a Homocystinuria doctor in any of the 10 largest U.S. cities by clicking below:

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    How does MediFind rank Homocystinuria doctors in Japan?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by Homocystinuria doctors in Japan?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with a Homocystinuria doctor in Japan?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Homocystinuria doctor search results page. 

    Why is it important to get a second opinion from a different Homocystinuria doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with a Homocystinuria doctor in Japan?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my Homocystinuria doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my Homocystinuria doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female Homocystinuria doctors in Japan?

    Look for the filter feature on the left side of the Homocystinuria doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find a Homocystinuria doctor that offers video calls?

    Look for the filter feature on the left-side of the Homocystinuria doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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