Company Profile

Company Name	Infomart Corporation
Representative	President and CEO Ken Nakajima Vice President and Representative Director Shin Kimura
Company Address	13th Floor, Shiodome Shibarikyu Building, 1-2-3 Kaigan, Minato-ku,Tokyo, 105-0022, Japan TEL : +81-3-5776-1147 FAX : +81-3-5776-1145
Date of Foundation	13th February 1998
Capital Fund	3.2 billion 12.51 million yen (as at March 2025)
Business Content	Business to Business EC Trade Platform
Number of Employees	732 Persons (consolidated), 704 Persons (non-consolidated) (as at March 2025)
Subsidiaries	Tanomu Inc. Restartz Co., Ltd.

• 1998

  February 1998	Established Infomart in Minami-Magome, Ota-ku, Tokyo
  June 1998	Launched e-Market Place (current BtoB Platform Matching)

• 1999

  August 1999	Opened Fukuoka Customer Center (Hakata, Fukuoka Prefecture)

• 2003

  February 2003	Launched ASP Ordering System (current BtoB Platform Ordering)

• 2005

  April 2005	Launched ASP Food Standards Database (current BtoB Platform Standards Database)

• 2006

  August 2006	Listed on the Mothers Market of the Tokyo Stock Exchange

• 2009

  October 2009	User companies of all services reached 20,000
  November 2009	Launched ASP Ordering and Sales (current BtoB Platform Ordering Light)

• 2013

  August 2013	Opened West Japan Sales Office in Osaka

• 2015

  January 2015	Launched ASP Invoicing System (current BtoB Platform Invoicing)
  October 2015	Moved stock listing to the First Section of the Tokyo Stock Exchange

• 2016

  January 2016	Changed the brand name to BtoB Platform, and began providing services under the new name
  September 2016	User companies of BtoB Platform Invoicing exceeded 100,000

• 2017

  February 2017	Launched BtoB Platform Industry News & Data Portal
  September 2017	Launched BtoB Platform Quoting

• 2018

  July 2018	Launched BtoB Platform Contract

• 2020

  January 2020	Launched Electronic Invoice Early Payment
  March 2020	Launched BtoB Platform Ordering for Manufacturers

• 2021

  February 2021	Entered into a capital and business alliance with Tanomu Inc.
  July 2021	Launched BtoB Platform TRADE

• 2022

  April 2022	Moved stock listing to the Prime Market of the Tokyo Stock Exchange
  November 2022	Restartz, a joint venture with Kushikatsu Tanaka Holdings, launched V-Manage service

• 2023

  May 2023	Overhauled corporate brand
  July 2023	Launched BtoB Finance service, Credit Sales Payment

• 2024

  March 2024	Made Tanomu Inc. a consolidated subsidiary.
  March 2024	Opened Sapporo Office in Hokkaido.
  April 2024	Opened Okinawa Office in Okinawa.
  April 2024	Opened Sangenjaya lab in Tokyo.
  May 2024	Opened Nagoya Office in Aichi.