| Company name | Group | Parent | Subsidiary | Customer | Supplier | Alliance | Bank | Shareholder |
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| 米Jama Software社 |
Established Ashikaga Electronics Industry Co., Ltd. in Ōnuma-cho, Ashikaga City, Tochigi Prefecture.
Moved headquarters to Imabukuro-cho, Ashikaga City, Tochigi Prefecture.
Commenced operations of the 4-bit microcontroller application development division.
Built headquarters in Tadokoro-cho, Ashikaga City, Tochigi Prefecture, and relocated the design division.
Increased capital from 3 million yen to 12 million yen.
Renamed company to "Heartland Data Co., Ltd."
Increased capital to 32 million yen.
Constructed headquarters building in Fujimi-cho, Ashikaga City, Tochigi Prefecture, and relocated.
Developed and launched the DataCatcher DC2000 communication line monitor.
Developed and launched the Internet Audio solution (Jennifer-1).
Developed and launched the high-speed communication line monitor DataCatcher NEXT.
Built headquarters building in Fukui-cho, Ashikaga City, Tochigi Prefecture, and relocated.
Developed and launched dynamic test tool DT10.
Developed and launched communication line monitor DataCatcher3.
Developed and launched dynamic test tool DT-Storage.
Developed and launched dynamic test tool DT-Win.
Developed and launched dynamic test tool DT10 Automotive Edition.
Dynamic test tool DT10 Automotive Edition Ver.11.1.0 obtained ISO 26262 functional safety certification.
Developed and launched Wireless Intelligent Platform (Wip).
Launched sales of process management tool Stages by Method Park (now UL Solutions).
Constructed a software design center adjacent to the headquarters and relocated the development department.
Developed and launched dynamic test tool DT+.
Dynamic test tool DT+FS Ver.1.0.0 obtained ISO 26262 functional safety certification.
Heartland Data reports the findings of an impact assessment on its products regarding the PHP vulnerabilities (CVE-2026-109618, CVE-2026-109619) disclosed on October 22, 2026. The article outlines the impact and countermeasures for the DT+ series, but details cannot be confirmed from the published content.
We investigated the impact of the PHP vulnerabilities (CVE-2026-109618, CVE-2026-109619: PHP2shell) released on October 22, 2026 on our products. The DT+ series, DT-Win, AUTOmeal, Stages, and Jama Connect are all unaffected by this vulnerability.
Heartland Data has entered into an official distribution agency agreement with U.S. Jama Software. We will begin domestic provision of the requirements management platform 'Jama Connect' and also offer implementation and operation support services.
Heartland Data, Inc. has signed an authorized reseller agreement with U.S.-based Jama Software and has begun offering Jama Connect in Japan, along with implementation and operational support services. Jama Connect is a platform that provides powerful support for requirements management and traceability. Heartland Data already helps improve the quality of embedded software development through products such as the DT series, AUTOmeal, and Stages. As automotive, medical device, aerospace, and semiconductor projects have grown in scale and complexity in recent years, compliance with international standards such as ISO 26262, IEC 62304, and Automotive SPICE has become increasingly important.
Heartland Data will exhibit at EdgeTech+ 2026, which will be held at Pacifico Yokohama from November 18-20, 2026. We will introduce products that support the automation of performance measurement and real‑world testing to improve on‑site verification efficiency, as well as tools that help with operating development processes and managing requirements.
Heartland Data will exhibit at EdgeTech+ 2026, held at Pacifico Yokohama from November 18 to 20, 2026. We will introduce products that support measuring processing performance and automating real-device testing to streamline on-device verification, as well as tools that aid in operating development processes in line with standards and managing requirements.
Heartland Data will exhibit at the 2026 Manufacturing Company Exhibition & Trade Fair, held on October 20, 2026, at Marone Plaza. At the booth, we will showcase three demos utilizing millimeter‑wave radar, distance sensors, and IR sensors, and also display a system that allows sensor information to be viewed on an application. Through the actual demos, you can consult about challenges and usage methods.
Heartland Data will exhibit at 'Japan DX & AX Week Autumn 2026', which will be held at Makuhari Messe from October 21-23, 2026. At the booth of Nihon Nobel Co., Ltd., we will showcase a real-device verification demo combining the test automation platform 'AUTOmeal' and the dynamic testing tool 'DT+'. We will introduce the process from automating tests that involve real-device operation to visualizing software operation and performance data.
Heartland Data Co., Ltd. has updated its financial results announcement for fiscal year 2025. Please see the designated page for details.
Heartland Data Co., Ltd. became a fully-owned subsidiary of Japan Nobel Co., Ltd. as of August 31, 2026. The two companies integrated quality engineering and in-house product development, and announced a policy to accelerate the utilization of next-generation AI technology and global expansion. They will combine management resources and work on creating new value.