OC & Associates HR Co.

OC & Associates HR Co. is a regulated professional services firm incorporated specifically to provide social insurance services. These are some of the services provided:

  • Company registration for social insurance (health and pension) and labor insurance plans
  • Filings for new hires, employee departures and change of names and addresses
  • Statutory report filings to the social insurance agencies
  • Applying for child-care and nursing care benefits, accident and sickness and/or maternity leave benefits
  • Declaration of workers’ compensation premiums and unemployment insurance premiums
  • Consulting on Social Security Totalization Agreement and Labor Law issues
  • Consulting and preparation of employee Work-rules, and “36” Overtime Labor agreements
  • Social insurance consulting for non–Japanese and Japanese expatriates
  • Representing the client on Labor Standards Bureau and Pension Office examinations

Managing partner

Partners profile


Firm name:
OC & Associates HR Co.
(ID no. 1317077)

Date of incorporation:
June 21, 2017

Kioicho Building 17F, 3-12 Kioicho, Chiyoda-ku, Tokyo, 102-0094



Hiroko Hanato