National Universities
Kyushu University
Kyoto University
University of Tsukuba
Tokyo Medical and Dental University
Tokyo University of Foreign Studies
The University of Tokyo
Tokushima University
Nagoya University
Yokohama National University
Yokohama City University
Yamanashi Medical University
(integrated into University of Yamanashi in 2002 as Yamanashi Faculty of Medicine)

Private Universities
Aoyama Gakuin University
Atomi University
Kawamura Gakuen Womanfs University
Keio University
Kokushikan University
Jissen Womenfs University
Joshi-Seigakuin Junior College
Seijo University
Tokyo international University
Toyo University
Nishogakusha University
Nihon University
Rikkyo Gakuin
Meiji Gakuin University
Waseda University

Research Institutions
Research Institute for Languages and Cultures of Asia and Africa
Institute of Space and Astronautical Science (now part of JAXA)
Japan Aerospace Exploration Agency (JAXA)
National Aerospace Laboratory of Japan (now part of JAXA)
National Institute of Polar Research
National Astronomical Observatory of Japan
Earthquake Research Institute, The University of Tokyo
Institute of Industrial Science, The University of Tokyo
Tokyo Metropolitan Institute of Gerontology
Naritasan Shinshoji Temple Institute of Buddhist Studies

Kinokuniya Company Ltd.
Kirin Brewery Company, Ltd.
Suntory Publicity Service Limited
Sony Corporation
Sony Life Insurance Co., Ltd.
Sony Enterprise Co., Ltd.
AEGON Sony Life Insurance Co., Ltd.
Tochigigaoka Golf Club
NEURON Publishing Co., Ltd.
Yuki Publishing Inc.
WAKO Co. Ltd.
Ballerina Co. Ltd.

Governmental, academic and other non-profit associations and foundations
U.S. Embassy Tokyo
Office Automation Association
Japan Society of Animal Reproduction
Kanagawa Prefectural Psychiatric Medical Society
Keio Alumni Association
Karuizawa-kai General Incorporated Foundation
Kojunsha, General Incorporated Foundation
Toyo Bunko (The Oriental Library), Public Interest Incorporated Foundation
Japan Association of Museums, Public Interest Incorporated Foundation
Niwano Peace Foundation, Public Interest Incorporated Foundation
The America-Japan Society, Inc.
The Japanese Society of Veterinary Science, Public Service Corporation
The Japanese Society of Snow and Ice, Public Service Corporation
The New Technology Agency (incorporated into Japan Science and Technology Agency)
Japan Society for the Promotion of Science, Independent Administrative Agency
Japan Association for Planning Administration
The Linguistic Society of Japan
Japanese Association for Tibetan Studies
Japanese Society for Mastication Science and Health Promotion
Japan Society of Library and Information Science
Asia-Pacific Cultural Centre for UNESCO
Yokosuka Society of Oral and Maxillofacial Surgeons
Yokohama City University Medical Association