Seii mental clinic
Seii Mental Clinic sits on the second floor of the Bianco Yotsuya building in Shinjuku’s quieter Yotsuya neighborhood — a bit removed from the chaos of Shinjuku Station proper, which some people actually appreciate when they’re coming in for mental health reasons. The clinic focuses on mental health under an internal medicine license, which is fairly common in Japan. Think mood disorders, anxiety, sleep issues, stress-related conditions.
Their website has some English content, which suggests awareness that foreign patients exist — but that doesn’t guarantee a smooth English consultation. Japanese psychiatric care tends to be fairly structured and brief, so if you need extended conversation to explain your history or symptoms, come prepared. A written summary of your symptoms in Japanese (or use a translation app) will help a lot.
Not a flashy clinic. Appointments are recommended. If you’re an expat in the Yotsuya or central Shinjuku area looking for mental health support without trekking across the city, this is worth checking out — just go in with realistic expectations about language.
Patient Feedback
Patient experiences at smaller Japanese mental health clinics like this tend to follow a pattern: relatively short appointments, a focus on symptom management and medication if needed, and a straightforward clinical atmosphere rather than a therapy-heavy approach. Wait times can vary. If you’re expecting the kind of extended talk-through sessions common in Western psychiatry, Japanese clinics generally aren’t built that way — this one likely included.
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://seiimental.com
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東京都新宿区四谷４－２ ビアンコ四谷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
English Support
Basic