■About Us
Our management policy, company profile and history

Management Policy

  • Focus on customer demands with customer satisfaction and trust being our highest priority.
  • Seek development technology in our area of specialty and produce high-quality software products.
  • A small number of elite employees, who are assigned to the right place according to their skills.

Company Profile

Company name WINWIN Co., Ltd.
Address Harajuku Yamada Building, 3rd Floor, 6-12-23 Jingumae, Shibuya-ku, Tokyo, 150-0001
Established January 16, 2018
Capital 10 million yen
CEO Takako Yamamoto
Business Outline
  • Planning and designing, development, maintenance, and sales of computer systems and package software
  • Development, operation, maintenance, and management of payment systems using information communication systems such as the Internet
  • Providing services and consulting for each of the items stated above


January, 2018 Established WINWIN Co.,ltd.