infomart

Company Profile

Company Name Infomart Corporation
Stock Listing Tokyo Stock Exchange Prime Market（2492）
Representative President and CEO Ken Nakajima
Vice President and Representative Director Shin Kimura
Head Office Location 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
GoogleMap
Office Location
  • Sapporo Office 6F, East Wing, Showa Building, 5-8 Odori-Nishi, Chuo-ku, Sapporo, Hokkaido 060-0042, Japan GoogleMap
  • West Japan Sales Office Shin-Osaka Meiko Building 2F, 6-9-27 Nishinakajima, Yodogawa-ku, Osaka-shi, Osaka 532-0011 GoogleMap
  • Nagoya Sales Office Nishiki Maruem Building 8F, 3-1-30 Nishiki, Naka-ku, Nagoya, Aichi 460-0003, Japan GoogleMap
  • Fukuoka Sales Office Hakata Fukami Park Building 6F, 4-14-1 Hakata Ekimae, Hakata-ku, Fukuoka-shi, Fukuoka 812-0011, Japan GoogleMap
  • Okinawa Sales Office Mirco Naha Bldg. 7F, 1-19-27 Matsuo, Naha City, Okinawa 900-0014, Japan GoogleMap
  • Sangenjaya Lab 3F Keihan Setagaya Building, 1-18-10 Wakabayashi, Setagaya-ku, Tokyo 154-0023, Japan GoogleMap
Date of Foundation 13th February 1998
Capital Fund 3.2 billion 12.51 million yen (as at June 2025)
Business Content Business to Business EC Trade Platform
Number of Employees 794 Persons (consolidated), 764 Persons (non-consolidated)
(as at June 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.
    May 2024 "BtoB Platform" obtains "SOC2 Type 2 Report" evaluating internal controls