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Founded by the late Junichi Sutsu (former Chairman and President) with a capital of 2 million yen, originally as Miwa Sangyo Co., Ltd., for the purpose of selling electronic computers and software development, at 3-8-7 Shibuya, Shibuya-ku, Tokyo
Founded Miwa Sangyo Inc., the predecessor of the company, with a capital of 2 million yen for the purpose of selling electronic computers and software development by the late Junichi Tsui (former chairman and president), at 3-8-7 Shibuya, Shibuya-ku, Tokyo
Since its founding in 1983, it has upheld the unchanging philosophy of 'contributing to society through technology' and has achieved autonomous growth.
Since its establishment in 1983, it has continued steady growth as a reliable system development company.
Relocated headquarters to 6-13-1 Shibamata, Katsushika-ku, Tokyo
Relocated headquarters to 6-13-1 Shibamata, Katsushika-ku, Tokyo
Relocated headquarters to 1-5-3 Takadanobaba, Shinjuku-ku, Tokyo
Relocated headquarters to 3-1-5 Takadanobaba, Shinjuku-ku, Tokyo
Relocated headquarters to 2-14-5 Takadanobaba, Shinjuku-ku, Tokyo
Relocated headquarters to 2-14-5 Takadanobaba, Shinjuku-ku, Tokyo
Started development contract transactions with Canon Inc.
Changed company name from Miwa Sangyo Co., Ltd. to Toatas Co., Ltd.
Relocated headquarters to 1-2-3 Ikebukuro, Toshima-ku, Tokyo
Relocated headquarters to 1-2-3 Ikebukuro, Toshima-ku, Tokyo
Established Toatas Co., Ltd., a 100% subsidiary handling evaluation services, and Toatas Information Systems Co., Ltd., specializing in evaluation services, with a capital of 10 million yen, for the purpose of separating development and evaluation departments
Established ToTAS Inc., a 100% owned subsidiary specializing in evaluation services, with capital of 10 million yen, to separate development and evaluation departments
Established Tohtas Information Systems Inc. with a capital of 100 million yen for the purpose of handling evaluation work exclusively for clients other than Canon Inc. group companies.
Relocated headquarters to 3-25-14 Shimomaruko, Ota-ku, Tokyo
Dissolved Tohtas Inc. and Tohtas Information Systems Inc., subsidiaries, to unify operations.
Introduced an executive officer system to improve management efficiency and speed up business execution
Absorbed and merged Tokai Tech Co., Ltd., the parent company of the company
Established the Core Technology Research and Development Center, the predecessor of the RFID Development Center, and started full-scale RFID research
Established Dezaf Co., Ltd., with a capital of 10 million yen, for the purpose of employing persons with disabilities
Launched the Core Technology Research and Development Center, the predecessor of the RFID Development Center, and began full-scale RFID research.
Changed company name from Toatas Co., Ltd. to Softinglobal Co., Ltd.
Changed company name from Softinglobal Co., Ltd. to Sobal Co., Ltd.
Dissolved Dezaf Co., Ltd., a subsidiary, to unify the organization
Listed on the JASDAQ Securities Exchange
Acquired shares of Coard Inc. (capital stock of 20 million yen) to expand business scope, making it a consolidated subsidiary of the company
Acquired shares of Coreard Inc. to expand business scope and became a consolidated subsidiary.
Acquired shares of MCTEC Inc. (capital stock of 78 million yen) to expand business scope, making it a consolidated subsidiary of the company
Acquired shares of MCTEC Inc. to expand business scope and became a consolidated subsidiary.
Listed on the Tokyo Stock Exchange JASDAQ (Standard) following the merger of Osaka Securities Exchange and Tokyo Stock Exchange
Listed shares on the Tokyo Stock Exchange JASDAQ (Standard) following the merger of Osaka Securities Exchange and Tokyo Stock Exchange.
Relocated headquarters to 5-9-11 Kitashinagawa, Shinagawa-ku, Tokyo
Relocated headquarters to 5-9-11 Kitashinagawa, Shinagawa-ku, Tokyo.
Transferred RFID business
Acquired shares of Andor System Support Inc. (capital stock of 99 million yen) to expand business scope, making it a consolidated subsidiary of the company
Acquired shares of Andor System Support Inc. to expand business scope and became a consolidated subsidiary.
Absorbed and merged MCTEC Inc.
Merged with MCTEC Inc.
Appointed Atsushi Tsui as President and CEO
Transitioned to the Tokyo Stock Exchange Standard Market
Transferred quality evaluation business to AGEST Inc.
Formed a capital and business alliance with Paronym Inc. to expand AI business
Acquired shares of Riso Inc. (capital stock of 29 million yen) to expand business scope, making it a consolidated subsidiary of the company
Acquired shares of Riso Inc. to expand business scope and became a consolidated subsidiary.
Acquired all shares of Prisaise Inc. and added it as a consolidated subsidiary
Acquired shares of Prisaise Inc. to expand business scope and became a consolidated subsidiary.
In response to a PHP vulnerability issue that occurred on October 22, 2026, the server company contracted by Riso Co., Ltd. is conducting emergency maintenance. Due to concerns about prolonged response times, a provisional site (https://riso.sobal.co.jp/) has been published. For the time being, inquiries to Riso Co., Ltd. are directed to use the provisional site.
In relation to a PHP vulnerability issue that occurred on October 22, 2026, the server company contracted by Riso Co., Ltd. is conducting emergency maintenance. Due to concerns about prolonged response, a provisional site (https://riso.sobal.co.jp/) has been published, and inquiries for the time being are directed to use that site.
The 3rd hackathon held in January 2026 promoted AI utilization and co-creation with diverse stakeholders, focusing on experience design.
Soval Co., Ltd. advertised its generative AI engineering services in the August 2025 issue of Nikkei Trendy.
Sovarl Inc. advertised its 'Generative AI Engineering Service' in the August 2025 issue of Nikkei Trendy.
Sobal Inc. held the second edition of its internal hackathon "SobalClassic," where seven teams worked on app development with a delivery theme.
Sobal Corporation will change the disclosure date of the third quarter financial results from the usual final business day of December to January 10, 2025, due to review by the audit firm.
Sobal Inc. has entered into a capital and business alliance with Paronym Inc., which provides next-generation interactive video solutions, to utilize AI in the video commerce field.
Sobal Corporation has entered into a capital and business alliance with Paronym, which provides next-generation video technology, to utilize AI in the video commerce field.
Sobal invited group employees and business partners to participate in a two-day hackathon focused on app development using AI, promoting the creation of new ideas and the development of engineers.