The 20 Best BRCA Positive Breast Cancer Doctors in Japan

Find the Top BRCA Positive Breast Cancer Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 68 doctor with experience in BRCA Positive Breast Cancer near Japan. Of these, 56 are Experienced and 12 are Advanced.

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68 providers found
    Advanced in BRCA Positive Breast Cancer
    Advanced in BRCA Positive Breast Cancer
    Tokyo, JP 

    Rongrong Wu practices practicing medicine in Tokyo, Japan. Wu is rated as an Advanced expert by MediFind in the treatment of BRCA Positive Breast Cancer. They are also highly rated in 3 other conditions, according to our data. Their clinical expertise encompasses Breast Cancer, BRCA Positive Breast Cancer, Triple-Negative Breast Cancer, and Urinary Tract Infection (UTI).

    Advanced in BRCA Positive Breast Cancer
    Advanced in BRCA Positive Breast Cancer
    Yokohama, JP 

    Masanori Oshi practices practicing medicine in Yokohama, Japan. Mr. Oshi is rated as an Advanced expert by MediFind in the treatment of BRCA Positive Breast Cancer. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Triple-Negative Breast Cancer, BRCA Positive Breast Cancer, Mastectomy, and Tissue Biopsy.

    Advanced in BRCA Positive Breast Cancer
    Advanced in BRCA Positive Breast Cancer
    Kawahara, JP 

    Norikazu Masuda practices practicing medicine in Kawahara, Japan. Masuda is rated as an Advanced expert by MediFind in the treatment of BRCA Positive Breast Cancer. They are also highly rated in 13 other conditions, according to our data. Their clinical expertise encompasses Breast Cancer, Agranulocytosis, HER-2 Positive Breast Cancer, Mastectomy, and Oophorectomy.

    Learn about our expert tiers
    Advanced in BRCA Positive Breast Cancer
    Advanced in BRCA Positive Breast Cancer
    Tokyo, JP 

    Takashi Ishikawa practices practicing medicine in Tokyo, Japan. Mr. Ishikawa is rated as an Advanced expert by MediFind in the treatment of BRCA Positive Breast Cancer. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Triple-Negative Breast Cancer, Gastrointestinal Stromal Tumor, Mastectomy, and Gastrectomy.

    Advanced in BRCA Positive Breast Cancer
    Advanced in BRCA Positive Breast Cancer
    Gifu-shi, JP 

    Yoshihisa Tokumaru practices practicing medicine in Gifu-shi, Japan. Tokumaru is rated as an Advanced expert by MediFind in the treatment of BRCA Positive Breast Cancer. They are also highly rated in 4 other conditions, according to our data. Their clinical expertise encompasses Triple-Negative Breast Cancer, Breast Cancer, BRCA Positive Breast Cancer, Pancreaticoduodenectomy, and Tissue Biopsy.

    Advanced in BRCA Positive Breast Cancer
    Advanced in BRCA Positive Breast Cancer
    Koganei, JP 

    Mariko Asaoka practices practicing medicine in Koganei, Japan. Ms. Asaoka is rated as an Advanced expert by MediFind in the treatment of BRCA Positive Breast Cancer. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Breast Cancer, Triple-Negative Breast Cancer, BRCA Positive Breast Cancer, HER2 Negative Breast Cancer, and Mastectomy.

    Advanced in BRCA Positive Breast Cancer
    Advanced in BRCA Positive Breast Cancer
    Shizuoka, JP 

    Michiko Tsuneizumi practices practicing medicine in Shizuoka, Japan. Ms. Tsuneizumi is rated as an Advanced expert by MediFind in the treatment of BRCA Positive Breast Cancer. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Breast Cancer, BRCA Positive Breast Cancer, Pneumocystis Jiroveci Pneumonia, Familial Pancreatic Cancer, and Mastectomy.

    Advanced in BRCA Positive Breast Cancer
    Advanced in BRCA Positive Breast Cancer
    Shizuoka, JP 

    Ryosuke Hayami practices practicing medicine in Shizuoka, Japan. Mr. Hayami is rated as an Advanced expert by MediFind in the treatment of BRCA Positive Breast Cancer. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses BRCA Positive Breast Cancer, Pneumocystis Jiroveci Pneumonia, Breast Cancer, Familial Pancreatic Cancer, and Mastectomy.

    Advanced in BRCA Positive Breast Cancer
    Advanced in BRCA Positive Breast Cancer
    Shizuoka, JP 

    Ryoichi Matsunuma practices practicing medicine in Shizuoka, Japan. Matsunuma is rated as an Advanced expert by MediFind in the treatment of BRCA Positive Breast Cancer. They are also highly rated in 2 other conditions, according to our data. Their clinical expertise encompasses Breast Cancer, BRCA Positive Breast Cancer, Pneumocystis Jiroveci Pneumonia, Angiosarcoma, and Mastectomy.

    Advanced in BRCA Positive Breast Cancer
    Advanced in BRCA Positive Breast Cancer
    Saitama, JP 

    Kei Yamaguchi practices practicing medicine in Saitama, Japan. Yamaguchi is rated as an Advanced expert by MediFind in the treatment of BRCA Positive Breast Cancer. They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses BRCA Positive Breast Cancer, Angiosarcoma, Bowen's Disease, Breast Cancer, and Mastectomy.

    Advanced in BRCA Positive Breast Cancer
    Advanced in BRCA Positive Breast Cancer
    Matsuyama, JP 

    Shozo Ohsumi practices practicing medicine in Matsuyama, Japan. Mr. Ohsumi is rated as an Advanced expert by MediFind in the treatment of BRCA Positive Breast Cancer. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, BRCA Positive Breast Cancer, Ovarian Cancer, Mastectomy, and Salpingo-Oophorectomy.

    Advanced in BRCA Positive Breast Cancer
    Advanced in BRCA Positive Breast Cancer
    Tokyo, JP 

    Seigo Nakamura practices practicing medicine in Tokyo, Japan. Mr. Nakamura is rated as an Advanced expert by MediFind in the treatment of BRCA Positive Breast Cancer. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Ovarian Cancer, Febrile Neutropenia, Mastectomy, and Salpingo-Oophorectomy.

    Experienced in BRCA Positive Breast Cancer
    Experienced in BRCA Positive Breast Cancer
    3-1-1 Kyobashi Chuo Ku, Tokyo Square Garden 4F, 
    Tokyo, JP 

    Mitsuhiro Tozaki practices practicing medicine in Tokyo, Japan. Tozaki is rated as an Experienced expert by MediFind in the treatment of BRCA Positive Breast Cancer. They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Breast Cancer, BRCA Positive Breast Cancer, and Mastectomy.

    Experienced in BRCA Positive Breast Cancer
    Experienced in BRCA Positive Breast Cancer
    Tokyo, JP 

    Takaaki Fujii practices practicing medicine in Tokyo, Japan. Fujii is rated as an Experienced expert by MediFind in the treatment of BRCA Positive Breast Cancer. They are also highly rated in 2 other conditions, according to our data. Their clinical expertise encompasses Breast Cancer, Colorectal Cancer, Autosomal Recessive Hypotrichosis, Mastectomy, and Ileostomy.

    Experienced in BRCA Positive Breast Cancer
    Experienced in BRCA Positive Breast Cancer
    Matsuyama, JP 

    Kenjiro Aogi practices practicing medicine in Matsuyama, Japan. Mr. Aogi is rated as an Experienced expert by MediFind in the treatment of BRCA Positive Breast Cancer. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, HER-2 Positive Breast Cancer, Triple-Negative Breast Cancer, Breast Cancer in Men, and Mastectomy.

    Experienced in BRCA Positive Breast Cancer
    Experienced in BRCA Positive Breast Cancer
    Nagoya, JP 

    Hiroji Iwata practices practicing medicine in Nagoya, Japan. Iwata is rated as an Experienced expert by MediFind in the treatment of BRCA Positive Breast Cancer. They are also highly rated in 25 other conditions, according to our data. Their clinical expertise encompasses Breast Cancer, PIK3CA-Related Overgrowth Spectrum, HER-2 Positive Breast Cancer, Mastectomy, and Hormone Replacement Therapy (HRT).

    Experienced in BRCA Positive Breast Cancer
    Experienced in BRCA Positive Breast Cancer
    Saitama, JP 

    Kenichi Inoue practices practicing medicine in Saitama, Japan. Mr. Inoue is rated as an Experienced expert by MediFind in the treatment of BRCA Positive Breast Cancer. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Triple-Negative Breast Cancer, Agranulocytosis, Hormone Replacement Therapy (HRT), and Mastectomy.

    Experienced in BRCA Positive Breast Cancer
    Experienced in BRCA Positive Breast Cancer
    Amagasaki, JP 

    Tomoe Taji practices practicing medicine in Amagasaki, Japan. Ms. Taji is rated as an Experienced expert by MediFind in the treatment of BRCA Positive Breast Cancer. Her clinical expertise encompasses Febrile Neutropenia, BRCA Positive Breast Cancer, Breast Cancer, and Agranulocytosis.

    Experienced in BRCA Positive Breast Cancer
    Experienced in BRCA Positive Breast Cancer
    Toyama, JP 

    Noriko Okuno practices practicing medicine in Toyama, Japan. Ms. Okuno is rated as an Experienced expert by MediFind in the treatment of BRCA Positive Breast Cancer. Her clinical expertise encompasses Cystic Hygroma, Hygroma Cervical, BRCA Positive Breast Cancer, Tissue Biopsy, and Colostomy.

    Experienced in BRCA Positive Breast Cancer
    Experienced in BRCA Positive Breast Cancer
    Kitakyushu, JP 

    Yuko Tanaka practices practicing medicine in Kitakyushu, Japan. Ms. Tanaka is rated as an Experienced expert by MediFind in the treatment of BRCA Positive Breast Cancer. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Pulmonary Tuberculosis, Acute Interstitial Pneumonia, Interstitial Lung Disease, Thrombectomy, and Stent Placement.

    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 68

    Last Updated: 04/28/2026

    When should I see a BRCA Positive Breast Cancer 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 BRCA Positive Breast Cancer 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 does MediFind rank BRCA Positive Breast Cancer 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 BRCA Positive Breast Cancer 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 BRCA Positive Breast Cancer 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 BRCA Positive Breast Cancer doctor search results page. 

    Why is it important to get a second opinion from a different BRCA Positive Breast Cancer 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 BRCA Positive Breast Cancer 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 BRCA Positive Breast Cancer 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 BRCA Positive Breast Cancer 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 BRCA Positive Breast Cancer doctors in Japan?

    Look for the filter feature on the left side of the BRCA Positive Breast Cancer 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 BRCA Positive Breast Cancer doctor that offers video calls?

    Look for the filter feature on the left-side of the BRCA Positive Breast Cancer 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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