Living in Japan

Japan Healthcare System: Insurance, Hospitals and Costs

By JAPN Published · Updated

Japan Healthcare System: Insurance, Hospitals and Costs

Insurance System

Japan’s universal healthcare system requires all residents (including foreign residents staying longer than three months) to enroll in either employer-provided shakai hoken (social insurance, premium split with employer) or kokumin kenko hoken (National Health Insurance, for self-employed, students, and others). Both cover 70 percent of medical costs, with the patient paying 30 percent at the point of service. A typical doctor visit costs 1,000 to 3,000 yen out of pocket, and prescription medications are similarly affordable.

Monthly premiums for National Health Insurance vary by municipality and income, ranging from 15,000 to 45,000 yen. Annual high-cost medical expense limits cap maximum out-of-pocket payments at roughly 80,000 to 100,000 yen per month regardless of total charges, protecting against catastrophic medical costs. Dental care is partially covered, with basic treatments at 30 percent copay and cosmetic procedures excluded. Mental health coverage exists but historically has been underutilized due to stigma.

Using the System

Walk-in clinics (kuriniku) handle non-emergency medical issues without appointment. Hospitals require referral letters from clinics for specialist departments, and patients without referrals pay a surcharge of 5,000 to 7,000 yen. Emergency rooms are available 24 hours at designated hospitals. The AMDA International Medical Information Center at 03-5285-8088 provides multilingual medical referrals. Pharmacies require prescriptions from doctors for most medications beyond basic OTC remedies.

The National Health Insurance System

All residents of Japan, including foreign nationals on visas exceeding three months, must enroll in either employer-provided health insurance (shakai hoken) or National Health Insurance (kokumin kenko hoken). The system covers 70 percent of medical costs, with the patient paying the remaining 30 percent. Monthly premiums for NHI vary by income and municipality but average 15,000 to 30,000 yen. The high-cost medical care benefit system (kogaku ryoyo-hi) caps monthly out-of-pocket expenses at roughly 80,000 to 100,000 yen regardless of total treatment cost, providing catastrophic coverage. Hospitals range from small neighborhood clinics (kurinikku) for routine care to university hospitals for specialist treatment. The system does not require referrals, and patients can visit any hospital or clinic directly. Wait times at popular hospitals can be several hours, especially for non-emergency visits without appointments. Dental care is covered at 70 percent for basic treatment but not for cosmetic procedures.

For English-speaking medical care, the AMDA International Medical Information Center (03-5285-8088) provides phone consultation and referrals to English-speaking doctors. Tokyo Medical and Surgical Clinic in Shiba Park and St. Luke’s International Hospital in Tsukiji provide English-language medical services at higher prices than standard clinics. Dental care follows the same 70/30 split for basic treatment, but cosmetic dentistry (teeth whitening, veneers, orthodontics) is not covered. Prescription medications are dispensed at pharmacies separate from the clinic, requiring you to take the prescription form to a nearby yakkyoku.

Using the Healthcare System as a Foreign Resident

Japan’s universal healthcare system covers all residents, including foreigners with valid visas longer than three months. Enrollment in either Shakai Hoken (company insurance for employees) or Kokumin Kenko Hoken (National Health Insurance for self-employed, students, and others) is mandatory. The system covers 70 percent of medical costs, with patients paying the remaining 30 percent at the point of service. Monthly premiums for National Health Insurance vary by municipality and income but typically range from 15,000 to 40,000 yen.

Walk-in clinics (kurinikku) handle most medical needs without appointments. Large hospitals require a referral letter (shoukaijou) from a clinic; visiting a hospital directly without one incurs an additional fee of 5,000 to 10,000 yen. Prescriptions are filled at separate pharmacies (yakkyoku) adjacent to hospitals and clinics. For English-speaking medical care in Tokyo, the AMDA International Medical Information Center provides a multilingual hotline, and hospitals like St. Luke’s International in Tsukiji, Tokyo Midtown Medical Center in Roppongi, and the National Center for Global Health and Medicine in Shinjuku maintain English-speaking staff. Outside major cities, the language barrier at clinics is significant, and bringing a Japanese-speaking friend or using a medical translation app is strongly recommended.

This content is for informational purposes only and reflects independent research. Details may change — verify current information before making travel plans.