Internal Medicine, Pediatrics, Gastroenterology, and Endoscopy Clinic in Sugamo

Sunday Gastroscopy and Colonoscopy Now Available!

  1. We have started offering endoscopic examinations and same-day polyp removal procedures on designated Sundays for patients who are unable to schedule appointments on weekdays.
    If you are interested, please feel free to contact us or inquire at the Internal Medicine reception desk (TEL: 03-3945-9270).

Clinic Hours & Days (Internal Medicine, Gastroenterology, Endoscopic Medicine)

Clinic Hours

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Morning Hours:
9:00 AM – 12:30 PM

×

×

Afternoon:
3:00 PM – 6:00 PM

×

×

Gastroscopy & Colonoscopy

Available Days: Monday, Wednesday, Friday, Saturday, and Sunday
(Afternoon appointments only. Please contact us if you would like a same-day gastroscopy.)
※ Sunday appointments are available only on the 1st and 3rd Sundays of the month, by reservation.

Reception Hours

Morning: 8:50 AM – 12:20 PM
Afternoon: 2:50 PM – 5:50 PM

Closed Days

Tuesdays, Saturday afternoons, national holidays, Obon holidays, New Year holidays, and temporary closures.

Appointments

In some cases, we may be able to accommodate patients without an appointment. Please contact us by phone to inquire.

News & Announcements

  • 2025.08.25
    NEW

    Notice of Temporary Closure

    On Saturday, October 4, internal medicine and pediatrics consultations will be closed due to medical association duties.
    We apologize for any inconvenience this may cause and kindly ask for your understanding.

  • 2025.07.16
    NEW

    Notice of Temporary Closure

    We will be closed for internal medicine and pediatrics consultations on the morning of Thursday, September 4.
    We apologize for the inconvenience and thank you for your understanding.

  • 2025.06.11

    Notice of Temporary Closure

    August 12 (Tue) – August 16 (Sat)
    Our internal medicine and pediatric departments will be closed for the entire period above.
    We appreciate your understanding.

  • 2025.03.24

    Notice: Stomach Cancer Screening & Endoscopy in Toshima Ward

    Starting April 1, 2025, we will begin accepting appointments for stomach cancer screening and endoscopic examinations under the Toshima Ward program.
    Eligibility: Individuals aged 50 or older with an even-numbered age as of March 31, 2026
    Cost: Free (If a biopsy is performed, only the pathology fee will be billed through insurance)
    ※ Sedation is available to minimize discomfort during the procedure.
    ※ A colonoscopy (covered by insurance) can also be performed on the same day.

  • 2025.03.17

    Notice: About Vaccinations

    Vaccines currently in limited supply or restricted distribution are not available for online booking.
    If you are interested in receiving one of these, please contact us by phone.
    For routine pediatric MR (measles-rubella) vaccinations, please also call for availability.

  • 2025.02.13

    Notice: Credit Card & QR Code Payments Now Accepted

    We now accept credit card and smartphone QR code payments at our clinic.
    Please refer to the “Payment Methods Other Than Cash” section below for supported options.

  • 2025.01.17

    Notice: Temporary Closure

    Our internal medicine and pediatric departments will be closed on the afternoon of Thursday, February 6.
    We apologize for the inconvenience and appreciate your understanding.

  • 2024.11.13

    Notice: Year-End & New Year Holidays

    Our internal medicine and pediatric departments will be closed from Sunday, December 29 to Friday, January 3.
    Thank you for your understanding.

  • 2024.10.30

    Notice: Shortened Hours on November 14

    Consultations will end at 5:30 PM on Thursday, November 14.
    We appreciate your understanding

  • 2024.10.28

    Notice: Appointment System Now in Effect

    Starting Friday, November 1, we will move to an appointment-based system for consultations.
    Appointments can be made 24/7 via the “Web Appointment” section on our website.
    If you experience any difficulty booking online, please don’t hesitate to call our front desk — we’re happy to help.

  • 2024.10.21

    Notice: MR Vaccine (Measles-Rubella) Availability

    Due to manufacturer supply adjustments, the MR vaccine will be unavailable until mid-November.
    If you wish to receive the vaccine, please contact us by phone in the latter half of November.

  • 2024.09.30

    Notice: 2024 Adult Influenza Vaccinations

    ・Appointments are now open.
    ・Vaccinations start: Wednesday, October 2
    ・For individuals 65 and older (subsidies vary by district):
     Toshima Ward: ¥2,500 per dose (one subsidized dose only)
    ・For individuals under 64 (self-pay): ¥4,000 per dose
    ・Generally, only one dose is needed.
     If you wish to receive two doses, please inform us.

  • 2024.09.30

    Notice: 2024 Toshima Ward Subsidized Flu Vaccinations for Children

    ・Appointments are now open.
    ・Vaccinations begin: Wednesday, October 2
    ・Eligibility: Children aged 15 and under (up to junior high) with residency in Toshima Ward
    ・Doses covered by subsidy:
     Ages 6 months–12 years: 2 doses
     Ages 12–15 (up to junior high): 1 dose
    ・Fees: ¥2,000 for the first dose, ¥500 for the second

  • 2024.09.30

    Notice: Subsidized COVID-19 Vaccinations Now Available

    Eligible: Individuals aged 65 and older (no restriction by residential area)
    ・Appointments now open
    ・Vaccinations begin: Monday, October 7
    ※ Can be administered together with the influenza vaccine
    ・Vaccine: Pfizer (Comirnaty)
    ・Fee (age 65+, varies by district):
     Toshima Ward: ¥2,500
    ・For others (self-pay): ¥17,000
    Note: Those under 64 are not eligible for the subsidy.

  • 2024.09.03

    Notice: Temporary Closure on October 5

    Internal medicine and pediatric services will be closed on Saturday, October 5 due to attendance at a medical conference.
    We apologize for the inconvenience and thank you for your understanding.

  • 2024.09.03

    Notice: Website Update

    Our website has been renewed.

  • 2024.06.22

    Notice: Summer Holiday Closure

    Our internal medicine and pediatric departments will be closed for summer holidays from Tuesday, August 13 to Saturday, August 17.
    Thank you for your understanding.

  • 2023.11.24

    Notice: Health Checkup Appointments Now Open

    We are expanding our health checkup services for both individuals and companies.
    Group health checkups for corporate clients are also available.
    Please call our front desk to inquire or schedule an appointment.

  • 2023.11.16

    Notice: Pediatric Consultations from December

    Starting December 2023, pediatric consultations on Friday afternoons will be by appointment on the 1st, 3rd, and 5th weeks of each month.
    On the 2nd and 4th weeks, walk-in consultations with the clinic director will be available.
    We apologize for any inconvenience and thank you for your understanding.

For Patients with Fever or Suspected Infectious Symptoms

  1. Patients with symptoms such as fever, cold-like symptoms, or gastrointestinal issues that may indicate an infectious condition will be examined by appointment in a designated isolation area to prevent the spread of infection within the clinic.
  2. Please call us before coming to the clinic to make an appointment.
  3. Upon arrival, please use the intercom at the entrance to contact reception before entering the building

Payment Methods (Other than Cash)

Credit Cards

  • PayPayカード
  • VISA
  • Mastercard
  • Union Pay 銀聯
  • JCB
  • AMEX
  • Diners Club
  • Discover

Mobile Payments (QR Code Payments)

  • 電子マネー「PayPay(ペイペイ)」
  • 電子マネー「au Pay(エーユーペイ)」
  • 電子マネー「d払い(dポイント)」
  • 電子マネー「Jcoin Pay(J-Coinペイ)」
  • 電子マネー「M Pay(メルペイ)」
  • 電子マネー「R Pay(楽天ペイ)」
  • 電子マネー「Union Pay 銀聯 Pay(Union Pay 銀聯ペイ)」
  • 電子マネー「Alipay(アリペイ/支付宝)」
  • 電子マネー「Wechatpay(微信支付)」
  • 電子マネー「JKOPAY(街口支付)」

Oikawa Clinic is conveniently located just a 5-minute walk from Sugamo Station.

JR山手線 巣鴨駅

5-minute walk from JR Yamanote Line Sugamo Station

都営三田線 巣鴨駅

6-minute walk from Sugamo Station on the Toei Mita Line

及川醫院 - Oikawa Clinic

及川醫院

Our Medical Services

Internal Medicine, Gastroenterology, Endoscopic Medicine, Pediatrics

Address

Oikawa Medical Mall 2F
1-40-5 Sugamo, Toshima-ku, Tokyo 170-0002, Japan

Phone Number

03-3945-9270

Nearest Station

JR Yamanote Line – Sugamo Station (5-minute walk)
Toei Mita Line – Sugamo Station (6-minute walk)

及川醫院