QTnet
Category: AI in Productivity
Kyushu Electric Power's wholly owned telecom/ICT subsidiary in Fukuoka that also offers QT-GenAI, a high-security multi-model generative AI platform for enterprises and local governments. QTnet was founded in 1987. The company is led by Yoshio Ogura (小倉 良夫). Based in Fukuoka, Japan. Team size: 500+. Latest round: Undisclosed. Key investors include Kyushu Electric Power Co. (100% parent).
- Founded
- 1987
- Headquarters
- Fukuoka, Japan
- Team size
- 500+
Value proposition
A secure, per-organization generative AI environment (QT-GenAI) that gives enterprises and municipalities access to multiple LLMs plus AI agents such as the Research Agent. The Research Agent's new 'Hourei Research' feature produces legal research reports with article-level citations drawn from e-Gov law data, built on the Digital Agency's open-source 'Government AI Gennai'.
Products and solutions
QT-GenAI (multi-model enterprise generative AI platform with AI agents, including the Research Agent and its 'Hourei Research' legal research feature), QTnet AI Translation Solution (real-time multilingual speech-to-subtitle), QT PRO (enterprise network/cloud/security), QTDA, data centers QD1/QD2/QD3 in Fukuoka, Local 5G, consumer BBIQ fiber broadband, BBIQ Lite, QTmobile, BBIQ electricity, esports (Challenger's Park).
Unique value
A regional telecom and data-center operator, backed by a utility group, delivering a closed, high-security multi-LLM platform co-developed with and&dot and supported by Google, with strong local-government references in Kyushu.
Target customer
Local governments (prefectures and cities), regional banks, utilities, and large and mid-sized enterprises, primarily in Kyushu. Also consumers for the company's broadband and mobile services.
Industries served
Government / public sector, financial services (regional banks), energy/utilities, general enterprise, telecommunications
Technology advantage
Owns network, data-center and security infrastructure in Kyushu. Has an established relationship base with Kyushu municipalities and enterprises through the Kyuden Group. Its multi-model architecture supports per-tenant environments. The platform integrates Digital Agency open-source components (Government AI Gennai) and e-Gov law data for citation-grounded answers.
How they differentiate
Regional anchor in Kyushu with utility-group trust, high-security tenant-isolated deployment, and multi-model access. It adds citation-level legal research grounded in official e-Gov data to reduce hallucinations, aimed at municipal ordinance drafting and corporate regulatory compliance.
Main competitors
NTT Communications exaBase Generative AI (ExaWizards), other telecom-provided enterprise GenAI platforms such as SoftBank's, legal research AI such as Legalscape / LegalOn
Key partnerships
and&dot Inc. (QT-GenAI co-developer), Google (supported development), BBIX (OCX cloud network partnership, 2024), Digital Agency open-source 'Government AI Gennai' / e-Gov law search data (used, not endorsed), Fukuoka City (Demonstration Experiment Full Support program), Oita Bank (pilot)
Notable customers
Kyushu Electric Power, Fukuoka Prefectural Government, Fukuoka City, Kitakyushu City, Oita Bank
Major milestones
1987-07: founded as a research company (later Kyushu Telecommunication Network). 1989: became a telecom carrier. Later renamed QTnet. 2019-07: merged with Kyuden Infocom. 2023-10: in-house GenAI chatbot rolled out to all employees. 2023-09: QT-GenAI co-development with and&dot announced and applications opened; Fukuoka City and Oita Bank pilots scheduled from October 2023 through March 2024. 2024-12: adopted by Fukuoka Prefectural Government. 2026-09: 'Hourei Research' legal research feature added to the QT-GenAI Research Agent.
Growth metrics
Revenue ¥73.1B (fiscal year ended March 2025), 15+ consecutive years of revenue growth. 1,141 employees (April 2025). Paid-in capital ¥22.02B. QT-GenAI adopted by 50+ companies and municipalities (Nikkei, August 2025). At Kitakyushu City, staff AI usage rose 3-4x and the utilization rate went from 10% to 35% within six months. The Fukuoka City pilot cut staff task time by an average of 33%.
Market positioning
Regional ICT incumbent (revenue ~¥73.1B for the fiscal year ended March 2025) expanding from connectivity into AI and digital solutions under its 'Next 2035' vision. It positions itself as a 'digital society partner' for Kyushu governments and businesses.
Geographic focus
Kyushu region, Japan (with a Tokyo branch)
Patents and IP
Published patent application JP2023-180133A (application JP2022-093269), 'Determination method and information processing apparatus' (判定方法及び情報処理装置), jointly filed by QTnet and Kyushu Institute of Technology on June 8, 2022; published December 20, 2023. Covers image-based object recognition using synthesized training data. Grant status not verified.
About Yoshio Ogura (小倉 良夫)
Ex-Kyushu Electric Power (joined 1979; Deputy GM Thermal Power Dept., Corporate Planning Division energy facilities GM, Director & Managing Executive Officer); Ex-Representative Director & Executive VP, QTnet; University of Tokyo, BEng Electrical Engineering.
Latest news about QTnet
More AI in Productivity companies
Official website: https://www.qtnet.co.jp