Japan is globally recognized for its efficient and high-quality healthcare system. Whether you’re moving to Japan for work, study, or long-term residence, having proper health insurance is mandatory and crucial for accessing affordable medical care. 

The country has developed a universal health coverage system that ensures residents, including immigrants, can receive treatment without excessive financial burden.

In this guide, we’ll explore the essential details about Japan health insurance for immigrants, including coverage types, enrollment process, costs, and support services, making it easier for newcomers to understand how to stay protected and healthy while living in Japan.

Japan’s healthcare system operates on the principle of universal health coverage, meaning that everyone living in the country, including foreign nationals, is required by law to have health insurance.

Health insurance in Japan is essential because:

• It provides subsidized access to doctors, hospitals, medications, and surgeries
  
• Without insurance, medical treatment costs can be extremely high
  
• It’s often a requirement for visa applications and residence procedures
  
• Lack of insurance may lead to penalties or difficulty renewing your visa
  

There are two main public health insurance systems in Japan. Immigrants typically fall under one of these based on their employment or residency status.

For full-time employees working at companies or organizations.

Key Features:

• Premiums shared by employer and employee
  
• Covers 70% of medical costs (you pay 30%)
  
• Includes pension and unemployment insurance
  
• Provides access to spouse and dependent coverage
  

Eligibility:

• You must be working 30 hours/week or more
  
• Your employer enrolls you automatically

For freelancers, part-time workers, students, and unemployed residents.

Key Features:

• Covers 70% of healthcare expenses
  
• You pay premiums based on income, age, and household size
  
• Does not include pension or unemployment benefits
  

Eligibility:

• Required for anyone not enrolled in employees’ insurance
  
• Must register at your local city or ward office within 14 days of moving to Japan

• If employed full-time: Your company registers you under Employees’ Health Insurance
  
• If not employed full-time: You must apply for National Health Insurance yourself
  

• Bring your residence card (Zairyū Card)
  
• Provide your passport, My Number card (if available), and proof of address
  
• Submit the application form for National Health Insurance
  

• Once registered, you will receive a health insurance card (kenkō hokenshō)
  
• Use this card when visiting clinics, hospitals, and pharmacies
  

Both Employees’ and National Health Insurance cover a wide range of medical services:

• General medical treatment and checkups
  
• Specialist consultations
  
• Hospital stays and surgeries
  
• Emergency treatment and ambulance services
  
• Prescription medications
  
• Maternity care and childbirth-related expenses
  
• Preventive care and vaccinations (limited)
  

• Cosmetic surgery
  
• Alternative treatments (e.g., acupuncture, unless approved)
  
• Most dental and vision care (only basic procedures covered)
  

The cost of health insurance in Japan varies based on your employment status, income level, and local government policy.

• Premiums are around 8%–10% of your monthly salary
  
• Split 50/50 between employee and employer
  
• Additional contributions made toward pension and long-term care
  

• Monthly premiums can range from ¥1,000 to ¥30,000+
  
• Low-income individuals and students may qualify for discounts or reductions
  
• Ask your city office about exemptions or reduced rates

Many immigrants may struggle with Japanese-language documentation or understanding the system. Thankfully, several organizations and services help immigrants enroll and understand health insurance:

Offer language assistance and step-by-step guidance. Available in most major cities including Tokyo, Osaka, Kyoto, and Fukuoka.

For international students, your school’s international office will help you register for National Health Insurance upon arrival.

If you’re hired by a company, their HR department will handle insurance enrollment and explain coverage in English (in many cases).

Groups like AMDA, JNCC, and TELL offer multilingual counseling and medical referral services for immigrants.

Once you receive your insurance card:

• Present it at every clinic, hospital, or pharmacy
  
• Pay only 30% of the total cost (the rest is covered)
  
• Keep your card updated and notify the city office if you move or change jobs
  
• You can also use it to apply for childbirth and child-rearing subsidies

While Japan’s public health insurance is comprehensive, many residents—including immigrants—choose to purchase private health insurance to fill in the gaps.

Private Insurance Covers:

• Hospital room upgrades
  
• Dental and vision care
  
• Additional maternity services
  
• Lump sum payments for hospitalization or surgery
  

Popular Providers:

• Japan Post Insurance
  
• Sompo Japan
  
• AXA Direct
  
• Rakuten Insurance
  
• Foreign expat-focused providers like Cigna or Allianz

• Always pay your premiums on time to avoid penalties or loss of coverage
  
• Keep your insurance card safe and carry it with you
  
• If you lose your job or change your visa, update your insurance status immediately
  
• If you’re unsure about coverage, ask your doctor or clinic directly
  
• Check if your local government offers financial assistance or exemptions

Japan’s healthcare system ensures that immigrants have access to reliable and affordable medical care—but understanding how to enroll and use it is essential. 

Whether you’re a student, employee, freelancer, or long-term resident, having the right health insurance protects you from unexpected costs and provides peace of mind during your stay in Japan.

By taking advantage of Japan’s public insurance programs and support services, you can focus on enjoying your new life, working or studying, and staying healthy in one of the safest countries in the world.