About SunFlare

Corporate Data

Corporate Name SunFlare Co., Ltd.
Founded August 1, 1971
Address Shinjuku Hirose Bldg., 4-7 Yotsuya, Shinjuku-ku, Tokyo 160-0004, Japan
Representative Director
and President
Hiroyuki Sasai
Capital 95 million yen
Employees 359 (as of April, 2022)


  • Translation
  • Writing (technical and medical)
  • Creative services (design, DTP, web and video)


  • Documentation consulting
  • Research (laws, regulations, standards and patents)
  • Filling and application support (patents, regulatory affairs and medical devices)

Education and training

  • SunFlare Academy
  • Translator Qualifying Examination (TQE)
  • Corporate Language Training
  • Seminars (patents and medical devices)
Certifications ISO 27001, ISO 9001, ISO 17100 and Privacy Mark (JIPDEC)
Type II Marketing Authorization Holder License for Medical Devices
Employment Agency
Registration Number

Tokyo Head Office

Shinjuku Hirose Bldg., 4-7 Yotsuya,
Shinjuku-ku, Tokyo, 160-0004, Japan

Tel.: +81-3-3355-1168 Fax: +81-3-3355-1204

West Japan Branch

Yodoyabashi Yamamoto Bldg. 10F, 4-3-22 Imabashi, Chuo-ku, Osaka-shi, Osaka, 541-0042, Japan

Tel.: +81-6-6233-6700 Fax: +81-6-6233-6701

North Japan Branch

Hachinohe Intelligent Plaza, 1-4-43 Kita-Inter Kogyodanchi, Hachinohe-shi, Aomori, 039-2245, Japan

Tel.: +81-178-21-2228 Fax: +81-178-21-2170

Fukuoka Business Office

JRJP Hakata Bldg. 3F, 8-1 Hakataeki Chuo-gai, Hakata-ku, Fukuoka-shi, Fukuoka, 812-0012, Japan

Tel.: +81-92-686-8717 Fax: +81-92-686-8761

Overseas branches

Dalian and Paris

(in alphabetical order)

  • Aomori Industrial Association
  • Aomori ITER Project Promotion Council
  • Asia-Pacific Association for Machine Translation
  • Association for Natural Language Processing
  • Association of Technical Information Services
  • Carbon Recycling Fund Institute
  • Council of Hiroshima for a Carbon Circular Economy
  • DITA Consortium Japan
  • Forum for Innovative Regenerative Medicine
  • Fukuoka Chamber of Commerce & Industry
  • Fukuoka Foreign Trade Association
  • Hachinohe International Relations Associations
  • Hachinohe IP Club
  • Hydrogen Energy Systems Society of Japan
  • Japan Federation of Medical Devices Associations
  • Japan Hospital Association
  • Japan Intellectual Property Association
  • Japan International Medical Technology Foundation
  • Japan Investor Relations Association
  • Japan Medical and Scientific Communicators Association
  • Japan Patent Attorneys Association (as a certified extenal institute for continuing education)
  • Japan Technical Communicators Association
  • Japan Translation Federation
  • Japanese Socitety of Medical Instrumentation
  • Kansai Pharmaceutical Industries Association
  • Kansai Regenerative Medicine Industrial Consortium
  • Kinki Bio-Industry Development Organization
  • Kitakyushu Foreign Trade Association
  • Kyoto Chamber of Commerce and Industry
  • Nagoya Chamber of Commerce and Industry
  • Northern Advancement Center for Science & Technology
  • Osaka Chamber of Commerce and Industry
  • Osaka Institute of Invention and Innovation
  • Overseas Construction Association of Japan, Inc.
  • Pharmaceutical and Medical Device Regulatory Science Society of Japan
  • Robotic Business Institution of Zenith Actibity
  • Saitama Industrial Promotion Public Corporation
  • Shonan Health Innovation Park
  • The Japanese Socitety for Artificial Intelligence
  • Tohoku ILC Promotion Council
  • Universal Communication Design Association
Affiliated Companies
  • Corporate Name: ANDROMETEC Co., Ltd.
  • Representative Director: Shinichi Maeda
  • Businesses: System development, operation and security management focused on translation and documentation
  • Address: Shinjuku Hirose Bldg. 5F, 4-7 Yotsuya,
    Shinjuku-ku, 160-0004, Japan
    Tel.: +81-3-5361-7685
About SunFlare


Business Hours: Monday to Friday,
09:30 to 18:30 (Japan Standard Time)

  • ISO/IEC 27001 Information Security System
  • ISO9001 Quality Management System
  • ISO 17100 Translation Service
  • プライバシーマーク

SunFlare has acquired four certifications.
Click on the relevant logo for more information about a particular certificate.

SunFlare Co., Ltd.
  • Shinjuku Hirose Bldg., 4-7 Yotsuya, Shinjuku-ku, Tokyo 160-0004, Japan
  • Tel: +81-3-3355-1168 (switchboard)
  • Fax: +81-3-3355-1204

© 2023 SunFlare Co., Ltd. All Rights Reserved.