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Hitachi Health Insurance Society
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Family membership

Health insurance provides insurance benefits not just to insured persons but also to their dependent family members. These family members are referred to as “dependents”. Family members must meet certain conditions related to “residency in Japan,” “the extent of the family relationship,” and “income” before they are authorized as dependents.

If the number of dependent family members has increased (due to birth, marriage, separation from employment, etc.)

Eligibility to join Insured person (employee)
If the symbol starts with "1".
Voluntarily and Continuously Insured Person
If the symbol starts with "2".
Special-Case Retired Insured Person
If the symbol starts with "3".
Application Form Click here for procedures using application form T-011: Notification of Health Insurance Dependent Change (Increase) (to authentication page).
  • * Prepare the application form via the authentication page.
    Users of Humanimate21/ESS or SHAREXEXself
    After family registration in Humanimate21/ESS or SHAREXEXself, you will be automatically redirected to the Application Support System, where you can prepare and print the application form.
Click here for procedures using application form T-011: Notification of Health Insurance Dependent Change (Increase) (to authentication page).
Documents to attach Documents to attach for dependent certification
(See the list for details.)
  • * The Application Support System to which you will be redirected from the above authentication page will show the required documents to attach based on the information entered.
Documents to attach for dependent certification
(See the list for details.)
Deadline Within five days after the reason arises
  • * Submit promptly if the above deadline for submittal has already passed.
  • * If the application is received by the Hitachi Health Insurance Society more than two months after the reason arose, the date of joining will be the date on which the application was received or later. Note that it is not possible to join retroactive to the date the reason arose.
Within five days after the reason arises
  • * Submit promptly if the above deadline for submittal has already passed.
Submit documents to

Your employer’s health insurance contact (e.g., General Affairs, Labor Management)

Humanimate21/ESS or SHAREXEXself users:

External mail:
Operations (Application)
Hitachi Health Insurance Society
Higashi-Ochanomizu Building, 2-29, Kanda Awaji-cho, Chiyoda-ku, Tokyo, 101-0063

Internal mail:
(HQ) Health Insurance (OC2) Operations (Application)
Operations (Application)
Hitachi Health Insurance Society
Higashi-Ochanomizu Building, 2-29, Kanda Awaji-cho, Chiyoda-ku, Tokyo, 101-0063
Others Submit after preparing all required documents.
The application cannot be accepted if any documents are missing or incomplete.
Submit after preparing all required documents.
The application cannot be accepted if any documents are missing or incomplete.
Address inquiries to Operations (Application)
Hitachi health insurance society 
TEL 03-4554-3020
Operations (Application)
Hitachi health insurance society 
TEL 03-4554-3020

The number of dependent family members has decreased (due to new employment, exceeding income standards, etc.)

Eligibility to join Insured person (employee)
If the symbol starts with "1".
Voluntarily and Continuously Insured Person
If the symbol starts with "2".
Special-Case Retired Insured Person
If the symbol starts with "3".
Application Form Click here for procedures using application form T-012: Notification of Health Insurance Dependent Change (Removal) (to authentication page). Click here for procedures using application form T-012: Notification of Health Insurance Dependent Change (Removal) (to authentication page).
Documents to attach The dependent’s health insurance card or Eligibility Verification Certificate
  • * Attach the document if the person has either of the above documents.
(See here if you cannot return the health insurance card or Eligibility Verification Certificate because it is lost.)
The dependent’s health insurance card or Eligibility Verification Certificate
  • * Attach the document if the person has either of the above documents.
(See here if you cannot return the health insurance card or Eligibility Verification Certificate because it is lost.)
Deadline Within five days after the reason arises
  • * Submit promptly if the above deadline has already passed.
Within five days after the reason arises
  • * Submit promptly if the above deadline has already passed.
Submit documents to

Your employer’s health insurance contact (e.g., General Affairs, Labor Management)

Humanimate21/ESS or SHAREXEXself users:

External mail:
Operations (Application)
Hitachi Health Insurance Society
Higashi-Ochanomizu Building, 2-29, Kanda Awaji-cho, Chiyoda-ku, Tokyo, 101-0063

Internal mail:
(HQ) Health Insurance (OC2) Operations (Application)
Operations (Application)
Hitachi Health Insurance Society
Higashi-Ochanomizu Building, 2-29, Kanda Awaji-cho, Chiyoda-ku, Tokyo, 101-0063
Others
Address inquiries to Operations (Application)
Hitachi health insurance society 
TEL 03-4554-3020
Operations (Application)
Hitachi health insurance society 
TEL 03-4554-3020

When a dependent family member has begun to receive unemployment benefits

Eligibility to join Insured person (employee)
If the symbol starts with "1".
Voluntarily and Continuously Insured Person
If the symbol starts with "2".
Special-Case Retired Insured Person
If the symbol starts with "3".
Application Form Click here for procedures using application form T-012: Notification of Health Insurance Dependent Change (Removal) (to authentication page). Click here for procedures using application form T-012: Notification of Health Insurance Dependent Change (Removal) (to authentication page).
Documents to attach
Deadline Within five days after the reason arises
  • * Submit promptly if the above deadline for submittal has already passed.
Within five days after the reason arises
  • * Submit promptly if the above deadline for submittal has already passed.
Submit documents to

Your employer’s health insurance contact (e.g., General Affairs, Labor Management)

Humanimate21/ESS or SHAREXEXself users:

External mail:
Operations (Application)
Hitachi Health Insurance Society
Higashi-Ochanomizu Building, 2-29, Kanda Awaji-cho, Chiyoda-ku, Tokyo, 101-0063

Internal mail:
(HQ) Health Insurance (OC2) Operations (Application)
Operations (Application)
Hitachi Health Insurance Society
Higashi-Ochanomizu Building, 2-29, Kanda Awaji-cho, Chiyoda-ku, Tokyo, 101-0063
Others
  • You are required to submit this notification if the base allowance daily amount under employment insurance is 3,562 yen (4,932 yen for a person aged 60 or older or a disability pension recipient) or above.
  • On receiving this notification, the Hitachi Health Insurance Society will send you the Notice of Health Insurance Dependent Change (Removal).
    Use this document when switching to the National Health Insurance or other insurer.
  • You are required to submit this notification if the base allowance daily amount under employment insurance is 3,562 yen (4,932 yen for a person aged 60 or older or a disability pension recipient) or above.
  • On receiving this notification, the Hitachi Health Insurance Society will send you the Notice of Health Insurance Dependent Change (Removal).
    Use this document when switching to the National Health Insurance or other insurer.
Address inquiries to Operations (Application)
Hitachi health insurance society 
TEL 03-4554-3020
Operations (Application)
Hitachi health insurance society 
TEL 03-4554-3020

Dependents enrolled in the medical care system for the the advanced elderly

Eligibility to join Insured person (employee)
If the symbol starts with "1".
Voluntarily and Continuously Insured Person
If the symbol starts with "2".
Special-Case Retired Insured Person
If the symbol starts with "3".
Application Form Click here for procedures using application form T-022: Notification of Change (decrease) of Dependents and Address (For those applicable to the Medical Care System for the Advanced Elderly) (to authentication page). Click here for procedures using application form T-022: Notification of Change (decrease) of Dependents and Address (For those applicable to the Medical Care System for the Advanced Elderly) (to authentication page).
Documents to attach
Deadline Within five days after the reason arises
  • * Submit promptly if the above deadline for submittal has already passed.
Within five days after the reason arises
  • * Submit promptly if the above deadline for submittal has already passed.
Submit documents to

Your employer’s health insurance contact (e.g., General Affairs, Labor Management)

Humanimate21/ESS or SHAREXEXself users:

External mail:
Operations (Application)
Hitachi Health Insurance Society
Higashi-Ochanomizu Building, 2-29, Kanda Awaji-cho, Chiyoda-ku, Tokyo, 101-0063

Internal mail:
(HQ) Health Insurance (OC2) Operations (Application)
Operations (Application)
Hitachi Health Insurance Society
Higashi-Ochanomizu Building, 2-29, Kanda Awaji-cho, Chiyoda-ku, Tokyo, 101-0063
Others
Address inquiries to Operations (Application)
Hitachi health insurance society 
TEL 03-4554-3020
Operations (Application)
Hitachi health insurance society 
TEL 03-4554-3020

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