Trade name

Sakai Promotion Support

Date of Establishment

July 2023

Our History

November 2023: “EDGBLACK Knife Sharpener” project launched on the crowdfunding site “Makuake”

December 2023: “EDGBLACK Knife Sharpener” project SUCCESSES with a support purchase amount of 4,291,854 yen.


Capital stock


Corporate Philosophy

“To contribute to the realization of an affluent society by bringing innovative and attractive products from Japan and abroad to the marketplace.”

Our Business

  • Online sales promotion support through crowdfunding and e-commerce sites
  • Sales promotion support for physical stores

President name, Address and E-mail

  • President: Sakai Takumi
  • Address : 2F-C, Shibuya Dogenzaka Tokyu Building, 1-10-8 Dogenzaka, Shibuya-ku, Tokyo 〒150-0043
  • E-mail: