Company Outline

TTDC
Company name Toyota Technical Development Corporation (TTDC)
Headquarters 1-9 Imae, Hanamoto-cho, Toyota, Aichi 470-0334, Japan
Tel. +81-565-46-7500 (main switchboard)
Founded April 1, 2006
President Yoshiyuki Kagawa
Capital 550 million yen
Equity ratio 100% held by Toyota Motor Corporation
Sales 15.8 billion yen (FY 2023)
Employees 1,040 (as of April 1, 2025)
Main customers Toyota Motor Corporation, etc.
Main bank Sumitomo Mitsui Banking Corporation

Business fields

Intellectual Property (IP)
  • Patent searches and technical trend analysis
  • Global filing and rights acquisition (patents, designs, and trademarks)
  • Translation and interpretation
Measurement & Simulation (Keisoku)
  • Development and manufacture of measurement instruments and systems
  • System and facility planning
  • Proposal and provision of model-based development (MBD) solutions
  • Calibration, inspection, and repair of measurement instruments
  • Support for next-generation business development

Executive Structure

President Yoshiyuki Kagawa
Senior Managing Officer Yukio Noda
Senior Managing Officer Yoichi Funahashi
Director (part-time) Naoki Hirate
Audit and Supervisory Board Member Yoshihisa Yatsuya
Audit and Supervisory Board Member (part-time) Hirotaka Takeda
Corporate Officer Akira Ishita
Corporate Officer Keisuke Ishizaki
Company Profile (download)