Interface In Design (IID) Inc.

Tokyo, Japan

Harmony Tower 17F, Honcho 1-32-2, Nakano-ku
164-0012 Tokyo
Phone: +81 (0)3 6635 1962

IID is a full service market research company based in Japan since 1990. Offering Quantitative and Qualitative Research services, as well as Usability Testing. Our areas of expertise include automotive and IT related.

Founded 1990
Employees 150
Turnover 3221000000

Company type:

  • Full Service Market Research Agency

Professional Associations:

  • JMRA

Privacy Mark

1. Quantitative and Qualitative Research
Specializing in the automotive industry as well as others, we have gained vast experience and knowledge working with most major Japanese, European, and American auto manufacturers. We provide services such as car clinics, driving clinics, focus groups, and more.
Other major fields with extensive experience include IT related and digital appliances.

2. Usability Testing
We have significant experience in providing UX Research to understand users and UX Evaluation to understand interfaces for smartphones, digital equipment, home electric appliances, public apparatus, web sites, and cars.

Research specializations

Market Sectors

  • Automotive
  • Consultancy
  • Durables / Electrical Goods
  • IT / Software / Hardware
  • Telecommunications

Research Solutions

  • Customer Satisfaction Studies
  • Ethnographic Research
  • New Product Research
  • Car Clinics
  • New Product Development
  • Website Usability

Research Services

  • Analytical Services
  • Data Mining and Analysis
  • Consultancy
  • New Product Research
  • Data Collection / Field Services
  • Desk Research
  • Panels
  • Online
  • Quantitative
  • PAPI

Research conducted in


  • Asia (Pacific)


  • Japan

Key people

Ms. Hamada Maki
Chief Consultant

Mr. Toru Suda

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