Company Information

Trade name IST Software Co., Ltd.
Corporate Number 2_0108_0102_0474
Headquarters 13F, Nissay Aroma Square, 5-37-1 Kamata, Ota-ku, Tokyo
TEL：03-5480-7211
FAX：03-5480-6712
Founded March 30, 1972
Establishment July 24, 1976
Capital stock or the amount, etc

JPY 1,018 million（Capital：JPY 100 million）
Shareholders I-NET Corp.
Directors,Auditors （As of June 26, 2025）
Representative Director and Executive President Shinichi Sebata
Executive Advisor to the Board Koshiro Someya
Director and Managing Executive Officer Takahiro Komatsu
Director and Executive Officer Taizo Ando
Director and Executive Officer Naoki Tateshima
Director and Executive Officer Makoto Yoshizawa
Statutory Auditor Yukio Igarashi
Statutory Auditor Katsuyuki Imai
Employees 515（as of April 1, 2025）
Annual Sales JPY 8,129 million（As of the March 2025 fiscal period）
Qualifications
  • ISO 9001 Certified
    [Registration Number: RB-Q16007]
    ※Excluding Osaka Office
  • ISO/IEC 27001 Certified
    [Certificate Number: JQA-IM2106]
  • ISO/IEC 27017 Certified
    [Certificate Number: JQA-IC0144]
    ①System Development, Operation, and Maintenance for the Sports Learning Support App "Spotech"
    （Utilizing Amazon Web Services）
    ②System Development, Operation, and Maintenance for the Municipal Tourism Promotion Service "mitte-C"
    （Utilizing Next Generation EASY Cloud）
  • Privacy Mark Licensed Business Operator
    [Registration Number: 11820557(10)]
  • Worker Dispatch Business
    [Permit Number: HA13-306938]
Dealer Fujitsu dealer
Memberships
  • Japan Information Technology Services Industry Association（JISA）
  • Kanagawa Information Services Industry Association（KIA）
  • Miyagi Information Service Industry Association（MISA）
  • Fujitsu Software Association（FSA）
  • The Tokyo Chamber of Commerce and Industry（CCI）
  • The Yokohama Chamber of Commerce and Industry（YCCI）
  • Association to Generalize Utilization of Generative AI（GUGA）

Contact

Please contact us at the following email address.

Inquiries about company information

E-mail address：istsw-market@ist-software.co.jp

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IST-Software Co., Ltd.
13F, Nissay Aroma Square, 5-37-1 Kamata, Ota-ku, Tokyo
TEL 03-5480-7211 / FAX 03-5480-6712

Copyright (C) 2025 IST-Software Co.,Ltd. All Rights Reserved.