SEI Dentistry
SEI Dentistry sits on the second floor of the Yotsuya Kobayashi Building in Shinjuku’s Yotsuya area — a quieter pocket of the ward that’s easy to reach from Yotsuya Station. The clinic covers standard dental work: cleanings, fillings, crowns, and general oral care.
The English situation is genuinely unclear. Their website has some English-facing content, which suggests they’re at least aware that foreign patients exist. But whether that translates to a smooth English-language appointment is hard to confirm. You might get someone comfortable in English, or you might be piecing things together with a translation app. Don’t assume either way.
If you’re in Shinjuku and need a dentist, this is worth a call or email to test the waters before booking. Japanese dental care is generally thorough and reasonably priced compared to back home, so the clinical side is unlikely to disappoint — the communication side is the variable here.
Patient Feedback
Patient feedback points to a methodical, unhurried approach — dentists here tend to explain what they’re doing rather than just getting on with it. Wait times appear reasonable for a Shinjuku clinic. The Yotsuya location keeps the atmosphere calmer than clinics closer to the main Shinjuku hub. No strong pattern of complaints, but English-speaking patients haven’t left a notable trail of reviews either way.
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://seidental.com/
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東京都新宿区四谷２－１４ 四谷小林ビル２Ｆ
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Yotsuya Station (Marunouchi 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