Submit to

Code Number Submit to
【Insured persons who work at IBM Japan, IBM Group (100% subsidiary) companies, or IJCC】
456, 460, 525, 555, 559, 572, 594

Social Insurance Consulting Firm EOS, Kumamoto Branch Office
Attn: Health Insurance for IBM Japan Group
KAD Building 6F, 14-27 Suidocho, Chuo-ku, Kumamoto City, Kumamoto 860-0844

(Contact)
IBMJ:EBA4480@jp.ibm.com (Shakaihoken1)
IJDS/ISE/ISOC/IJS/IJCC:EBB0HXA@jp.ibm.com (Subs Benefit4)

  • *We do not accept inquiries by phone.
【Insured persons who work under Kyndryl Group companies】
530, 531, 532

Sato Labor and Social Security Attorney Office
Attn: Kyndryl Japan KK
Sunny Building Ikebukuro 5F, 4-39-11 Higashi-Ikebukuro, Toshima-ku, Tokyo 170-0013

【Insured persons who work for the companies excl. the above】
512, 513, 515, 517, 534, 544, 562, 568, 574, 576, 579, 580, 583, 585, 586, 587, 592
The individual in charge of Health Insurance matters in your company
As for the following forms, please submit to IBM Japan Health Insurance Association directly
  • Request for Issuance of Maximum Co-payment Certificate for Health Insurance
  • Notification of Loss of Certificate of Application of Maximum Copayment Amount
  • Health Insurance Application Form for Certificate Issued for Specific Disease Treatment
  • Application form for Payment of High Aggregate Cost for Long-Term Care Service
  • Application form for Loans of High-Cost Medical Expenses
  • Application form for Medical Care Expenses
  • Application form for Transportation Expenses
  • Claim for Funeral Expenses
【The Voluntarily and Continuously Insured Persons & Special-Case Retirees System Insured Persons】
457, 459

IBM Japan Health Insurance Association
Daiwa River Gate South Wing 10F, 36-2 Nihonbashi-Hakozakicho, Chuo-ku, Tokyo 103-0015