Gyoseishoshi-Lawyer(Certified Administrative & Legal Service Specialist) is your close by legal profession on various issues, business management/private life, serving as your legal advisor to prevent troubles in advance.

Profile / Office Information

Profile / Office Information


Representative Takeshi Katayama
Qualification "Gyoseishoshi-Lawyer"
(Certified Administrative & Legal Service Specialist)
Registration # 01261222
at "Japan National Association of Gyoseishoshi-Lawyer"
Registration # 4292
at "Osaka Gyoseishoshi-Lawyer Association"
Other qualifications Practical English skill authorization (STEP=Eigo Kentei) pre-first-degree
Legal business administration Expert (Japan Chamber of commerce and industry)
Bookkeeping authorization 2nd Class (Japan Chamber of commerce and industry)
Graduated Osaka City University, Bachelor of Economics
Stationery, business supplies manufacturer “K”
Products Research & Development for international market
Sales executive for North America district
Stationed in U.S.A. as Officer/Executive Vice President at subsidiary Company (Torrance, California)
Electric appliance manufacturer "T" (Tokyo Stock Exchange 2nd section) Domestic Sales Department executive position, Headquarters executive position
Foreign languages education institute
Chief Manager/Education Department/management of foreign instructors
Law Office (Administrative and secretarial position)
"Gyoseishoshi-Lawyer" registration
Established "Katayama Administrative & Legal Services Office"
Official duties career "Osaka Gyoseishoshi-Lawyer Association"
Director, General Manager
Administrative Department
Vice Chairman
ADR (Alternative Dispute Resolution) Research Committee
Legal affairs Department
"Gyoseishoshi-Lawyer" system research committee

Vice Chairman
Administrative Audit Examination Committee

Vice Chairman
Immigration Procedure Agency Controlling Committee

"Osaka Gyoseishoshi-Lawyer Association Kita Branch"
Vice Chairman
Administrative committee

Membership of professional institutions Japan National Association of Gyoseishoshi-Lawyers
Osaka Gyoseishoshi-Lawyer Association
Osaka Gyoseishoshi-Lawyer Association, Abeno Branch
Gyoseishoshi-Lawyer Immigration Procedure Institute
Support member/Osaka Business and Investment Center
Support member /JETRO Invest Japan Business Support Center

Office Guide

Office Name Katayama Administrative & Legal Service Office
Address Abeno Risa 508, 1-3-3 Asahimachi, Abeno-ku, Osaka, JAPAN Zip 545-0051
Phone 81+6-7165-5750
Facsimile 81+6-6537-1864
E-MAIL mail

By Public Transportation:


  1. Get off at Osaka Metro (Subway) Midousuji (Red) or Tanimachi (Purple) Line Tennoji Station, JR Tennoji Station, Hankai Uemachi Line Tennojiekimae Station, or Kintetsu Minamiosaka Line Osaka Abenobashi Station, walk the South side of the street straight ahead about 150m from “Kintetsu-Mae Crossing” (Exit #13 of Abeno Underground Mall) to the West, cross the signal then turn to your left at the corner building “Abeno Medics” and 100m ahead (in front of Osaka City University Medical Department).
    *No Parking space available at office building. Please use nearby parking.