KATOU NAIKASYOUNIKA IIN
Katou Naikasyounika Iin is a neighborhood internal medicine and pediatrics clinic tucked into a residential stretch of Ota Ward — the kind of place locals have been trusting for years. It handles the everyday stuff: colds, fevers, checkups, chronic condition management, and kids who need to see a doctor fast.
The clinic has some English-language content on its website, which is a decent sign — more effort than most neighborhood clinics bother with. But that doesn’t guarantee you’ll find English-fluent staff at the front desk. Realistically, prepare for a mostly Japanese experience. A translation app on your phone is smart. If your Japanese is zero, calling ahead to confirm what support is available will save you stress on the day.
For expats in Ota who need a local GP-style clinic rather than a hospital, this is a reasonable option to know about — especially if you have kids and need internal medicine and pediatrics under one roof.
Patient Feedback
Patient feedback points to a straightforward neighborhood clinic experience — no frills, but competent and efficient. Wait times are typical for a busy local clinic, meaning mornings can get backed up. Doctors are described as thorough enough for routine consultations. The atmosphere is quiet and community-focused, not a chaotic urban walk-in. Regulars seem to appreciate the consistency. Not the place for complex specialist care, but solid for everyday health needs.
English Language Proficiency
For translating forms, prescriptions, or discharge summaries, Jozu is worth having on your phone.
Contact & Location
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03-3822-4112 -
http://www.katou-clinic.jp
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東京都大田区矢口１－１９－２５
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Yaguchi Station (Keikyu Main Line) — 2 min walk
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Ready to Book Your Appointment?
A few things to keep in mind:
- Check the doctor's consultation hours listed above.
- Some clinics require appointments 2-3 days in advance.
- Include your preferred dates and times when reaching out.
- Mention if you need English-speaking staff assistance.
Need a phone script in Japanese? Click here.
Other scripts: Cancel/Reschedule · Describe Symptoms · Pharmacy · Emergency · Dental
English Support
Basic