Yotsuya Iwasaki Clinic is a psychiatric and psychosomatic medicine clinic located a one-minute walk from Yotsuya Station in Shinjuku, Tokyo. Led by Dr. Yasutaka Iwasaki, who trained at Nippon Medical School and the Chiba Psychiatric Medical Center and did a fellowship at Mount Sinai Medical Center in New York, the clinic treats depression, insomnia, adjustment disorders, panic disorder, social anxiety, PMS/PMDD, IBS, bipolar disorder, and adult ADHD, among other conditions. Clinical psychologists also provide counseling using approaches such as autogenic training, relaxation techniques, cognitive behavioral therapy, interpersonal therapy, and social skills training. The clinic offers consultations in English for non-Japanese-speaking patients.
Information last updated October 2026
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