National Health Insurance for foreign residents（外国人住民の国民健康保険加入について）

If you have permission to stay more than 3 months in Japan (*) and reside in Oyama City,
You should affiliate to the National Health Insurance (NHI), with the exception of the following cases:

Affiliate exceptions to the NHI

• If your stay has expired
• If your residence’s status is [short stay], [diplomatic], [official: foreign government employee]
• [Specific activities] residence status: people and their companions who come for medical reasons
• [Specific activities] residence status: tourism, shelter among others, people over 18 years old with accompanying spouse.
• Those already registered in the social system of the country of origin with a signed social security agreement, and have an official certificate proving this inscription.
• Those who are enrolled in the work social assistance health insurance (‘shakai hoken’)
• Those who are registered as dependent on a ‘shakai hoken’, where the holder is affiliated.
• If you are more than 75 years old (login in the system of medical treatment for person of advanced age)
• If you receive social assistance.

(*)Note
If your stay is less than initial 3 months, and is based on technical training, family visit, artistic activities and specific activities, but is extended and if your documentation proves
that your stay is to be longer than 3 months you are required to register for National Health Insurance and must therefore make your registration.
For more information, contact National Health Pension Division Insurance.

Affiliation Method

Go to the City Hall, ‘kokuho nenkin’ section, with your passport (if eligibility is a specific activity [certificate of designation] is also required), residence card (certificate of foreign registration card, special permanent resident certificate, refugee temporary permit or temporary residence permit), personal number (my number).
It should be noted that people who work need to complete the form stating the status of Employee Welfare Insurance and it must be filled by the company.
If you move from another city to Oyama and want to continue enrolled in National Health Insurance, if you release your work health insurance, if you stop receiving social assistance, please present the necessary documents to the department of National Health Insurance, pension division.

※Any procedure will require identification documents and personal stamp. (You must appoint a power of attorney in the case of different households)

In the case of late registration in the national health insurance

To subscribe to the national health insurance (in case of shutdown of social insurance, etc ) to qualify you must retroactively and pay the national health insurance tax.
Also due to late registration, no refund will be paid from the national health insurance.

In case of late notification of shutdown of national health insurance

According to the date enrolled to ‘shakai hoken’ or when moved out Oyama, etc., the NHI will be shutdown. If you have lost the qualification of national health insurance of Oyama city, if you have changed your usual medical institution, or have changed the health insurance, please always contact the respective institutions.
Notice that if you used the national health insurance, kokumin hoken , after the date of acquisition of social insurance ‘shakai hoken’, you must return the medical expenses.
There may be occasions when you will receive notifications concerning the nonpayment of taxes, health insurance, etc.

• [Reference] 国民健康保険（国保）への加入・脱退等、各種届出について
  National Health Insurance affiliation, cancellation, etc. of the National Health Insurance, necessary procedures for each type of notification.

●The Insurance Period has Changed

Please note that as of October 1st 2017 the period of Insurance has changed and now runs from August 1st to July 31st.

We will send out your insurance card in late July for the forthcoming period.

(If the deadline of stay of foreigners is prior to July 31th, the term insurance will be according to the due date of residence time. When the visa is renewed, please inform the health insurance section ‘kokuho nenkin-ka’)

Don’t use National Health Insurance if you have deregistered

If you enrolled in ‘shakai hoken’ or have moved from Oyama please notify the City Hall. Even if is for exceptional reasons as mentioned above, you will lose the qualification of NHI. Please return the card to the City Hall.
If you use the health insurance card to receive medical attention after its cancellation, you must return the cost of such care (70 ～90%) covered by the insurance.

• [Reference] 資格喪失後受診による医療費の返還について
  The return of the medical expenses by the loss of qualification.

About National Health Insurance Tax

The fee will be calculated for the whole month regardless of when you registered; independently if the joying procedure is per family, meaning that all the family members will be affiliates and the NHI tax must be paid by the head of the family.
Every year in July (if the affiliation is in the middle of the year, after a month of that date) the tax notice payment bill will be sent. Please pay it by the due date.
If there is any delay in the payment you will receive warning notes, possible recovery methods, etc. Or if the NHI benefits are eliminated, you might have to return the NHI card to the City Hall.
If you have problems to pay the NHI tax bills, please go to the City Hall as soon as possible.

• [Reference] 国民健康保険税について
  About NHI tax
• [Reference] 国民健康保険税（国保税）を納め忘れていませんか？
  Have you forgotten to pay NHI tax?

Reference

• 外国人住民の国民健康保険加入について