Shinjyuku 3 chome Sikaiin
Shinjuku 3-chome Sikaiin is a dental clinic tucked into the 6th floor of the SHA Building, right in the thick of Shinjuku 3-chome — one of Tokyo’s most walkable, transit-rich neighborhoods. Getting there is easy; finding the building entrance might take a quick look around.
The clinic covers standard dental work: cleanings, fillings, general checkups, that kind of thing. Their website has some English-facing content, which suggests they’ve thought about non-Japanese patients at least a little. Whether that translates to a smooth English-language appointment is genuinely unclear — you’re not walking into a fully bilingual practice, but you’re probably not completely on your own either.
If your Japanese is minimal, come prepared. Screenshot your symptoms, download a translation app, and have your insurance card ready. The neighborhood itself is expat-friendly enough that you won’t feel stranded getting there.
Patient Feedback
Patient feedback is limited in English-language sources, so there’s no strong pattern to report. The central Shinjuku location likely means a busy practice with standard urban Tokyo wait times — bring something to read. The 6th-floor setup is typical of smaller Tokyo clinics: compact, functional, no frills. Nothing suggests unusually long waits or standout issues, but there’s also not enough data to call it a hidden gem.
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://sinjyuku.jp/
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東京都新宿区新宿３－２３－１４ ＳＨＡビル６Ｆ
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Shinjuku Station (Marunouchi Line) — 5 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