Computer Institute of Japan

Computer Institute of Japan (株式会社CIJ) is a Japanese technology company. It was established in Yokohama in 1976 as 株式会社日本コンピュータ研究所, having become independent from the U.S. corporation Com-Stute, Inc., and began basic software development for Hitachi, Ltd. The company changed its name to 株式会社CIJ in 2000. It provides system development ranging from large-scale to small-scale projects, with thorough quality and schedule management, and offers products and solutions spanning DX, AI and robotics, industry-specific offerings, business improvement, system operation, development support, and R&D support. Its system development track record covers public, financial, transportation, energy, information/telecommunications, manufacturing, distribution, and embedded/automotive fields. The company is listed on the Tokyo Stock Exchange Prime Market and is headquartered in Yokohama Gate Tower.

In 1976, the company became independent from the U.S. corporation Com-Stute, Inc. and was established in Yokohama as 株式会社日本コンピュータ研究所 (Japan Computer Research Institute Co., Ltd.). It began basic software development for Hitachi, Ltd. In 1982, it opened the Kansai Branch (now Kansai Office). In 1991, it was selected as a business partner of NTT DATA Corporation. In 1992, it opened the Hokkaido Branch. In 1995, it opened the Tokyo Office. In 1998, it received Authorized Java Center certification from Oracle Corporation Japan and opened the Chubu Branch (now Chubu Office). In 1999, it opened the Kyushu Branch. In 2000, it changed its name to the current 株式会社CIJ and obtained ISO 9001 certification. In 2001, it listed its shares over-the-counter with the Japan Securities Dealers Association. In 2002, it listed on the Second Section of the Tokyo Stock Exchange. In 2004, it was designated as a First Section stock of the Tokyo Stock Exchange and obtained PrivacyMark. In 2005, it made affiliated company Castanet Co., Ltd. a subsidiary and obtained ISO 14001 certification. In 2008, it obtained ISO/IEC 27001 certification. In 2010, subsidiary Japan Koken Systems Co., Ltd. absorbed CIJ Sophia Co., Ltd. and Japan Advanced System Co., Ltd. and changed its trade name to CIJ Next Co., Ltd. In 2011, subsidiary CIJ Next Co., Ltd. absorbed Kanazawa Software Co., Ltd. In 2013, it obtained a patent (Patent No. 5406957) for its own product SONOBA COMET and concluded a business partnership agreement with Taiwan's Syscom Computer Engineering Co., Ltd. (SYSCOM Group). In 2015, subsidiary CIJ Next Co., Ltd. absorbed CIJ BSC Co., Ltd. and CIJ Manage Co., Ltd. In 2017, it absorbed subsidiary CIJ Solutions Co., Ltd. In 2019, it made Japan Financial Engineering Co., Ltd. a subsidiary. In 2021, it obtained a patent (Patent No. 6833966) for its own product CREDIAL, absorbed subsidiary Business Soft Service Co., Ltd., made the a-LINK Group (a-LINK Co., Ltd., i-BRIDGE Co., Ltd., i-BRIDGE Systems Philippines Inc.) subsidiaries, and began the 6th Medium-Term Management Plan 'Acceleration of growth to 50th ~ (Accel 50)'. In 2022, it relocated its head office to Yokohama Gate Tower and transitioned from the First Section of the Tokyo Stock Exchange to the Prime Market. In 2023, it made the i-BRIDGE Group (i-BRIDGE Co., Ltd., i-BRIDGE Systems Philippines, Inc.) subsidiaries and made Nisshin Software Co., Ltd. a subsidiary. In 2024, it began the 7th Medium-Term Management Plan 'Become the strategic partner with IT (Beat 50)' and made Advance Soft Co., Ltd. a subsidiary. In 2025, it made Infotec Solution Co., Ltd. a subsidiary.

Provides high-quality products and solutions based on extensive development experience, incorporating customer feedback, with thorough quality and schedule management.

• SONOBA COMET

  Own product for which a patent (Patent No. 5406957) was obtained in 2013.

• CREDIAL

  Own product for which a patent (Patent No. 6833966) was obtained in 2021.

• SWING

  Welfare comprehensive system; training session guidance was announced in 2026.

• Ofigo契約書管理

  Paperless contract management solution deployed to improve customer operations and reduce paper costs.

• OMFLOW

  IT business DX solution deployed to improve customer operations and reduce paper costs.

1. 1株式会社CIJcij.co.jp
2. 2沿革 | 株式会社CIJcij.co.jp
3. 3企業情報 | 株式会社CIJcij.co.jp
4. 4ISO活動 | 株式会社CIJcij.co.jp
5. 5Computer Institute of Japanwikidata.org