About RECS | 株式会社レックス·インターナショナル

RECS International Inc. is committed to pursuing genuine international cooperation and human development through development consultancy encompassing a wide range of activities from participatory community development at the grassroots level to regional/sub-regional development.

RECS established in June 1995, is an independent and most authentic development consulting firm in Japan.
Its establishment was supported by capital contribution and advisory of prominent experts in the fields of development cooperation and regional development and high expectation of related public and private organizations.

RECS offers first-class services related to basic studies, planning, evaluation and management for both overseas development projects and international projects in Japan.
Through these services, RECS intends to contribute to the promotion of mutual understanding between different countries and various peoples and international cooperation as well as the enhancement of roles and status of Japan in the international society.
RECS provides technical assistance and management services through comprehensive consulting on the balance between software and hardware necessary for the development.

Company Profile

Registered name RECS International Inc.
Head office Chiyoda Hayashi Bldg., 2nd Floor 24-28 Sanbancho Chiyoda-ku, Tokyo 102-0075
Phone: +81-(0)3-5211-5519
Date established June, 1995
Capital 15 million Japanese yen (paid out)
Number of Employees 27 (as of December 2017)
Board members Tsuyoshi HASHIMOTO, Ph.D. Chief Executive Director
Takashi Kimijima Director
Haruo Yamane Director
Masaru Tokura Director


Development Consultancy

  • Urban and Regional Development
  • Agriculture and Agricultural Community Development
  • Environmental Management and Planning
  • Macro Economy
  • Industrial Development
  • Social Development
  • Tourism Development
  • Investment Promotion
  • Economic and Financial Analysis etc.

Training, Education and Publishing


Tsuyoshi HASHIMOTO Chief Executive Director

Ph.D. from Cornell University specialized in water resources, economics and operations research, and M.S. in environmental engineering from University of Southern California.
Worked at International Institute for Applied System Analyses in Austria as a research scholar in Resources and Environment Area.

After two and a half years at International Development Center of Japan and 12 years with Nippon Koei Co., Ltd., founded RECS International Inc.
Stayed in more than 50 developing and developed countries, and provided consultancy services in various fields including urban and regional development, environment, water resources management and social development.
One of the most experienced urban and regional planners and a new leader in the consulting society in a world.
Executive board member of Engineering and Consulting Firms Association, Japan (ECFA).
Published several books and numerous papers.



Ichigaya Station, Toei Shinjuku Line (6-minute walk)
Ichigaya Station, JR Sobu Line (10-minute walk)
Hanzomon Station, Tokyo Metro Hanzomon Line (9-minute walk)
Kojimachi Station, Tokyo Metro Yurakucho Line (13-minute walk)
Kudanshita Station, Tokyo Metro Tozai Line (14-minute walk)