HOUSEI Inc. Announcement Regarding Board of Directors Personnel Change

HOUSEI Inc. (Headquarters: Shinjuku-ku, Tokyo; hereinafter: HOUSEI), a technology company providing AI and DX solutions, is pleased to announce that the following directors were appointed at the Ordinary General Meeting of Shareholders held on March 27, 2026. | Name | New Position | Former Position | |---|---|---| | Kan Xianghong | Representative Director, Chairman | Representative Director, President | | Jun Tanaga | Representative Director, President | Director & Executive Officer, Head of President's Office | | Tomonori Hanyu | Director & Executive Officer, Head of Management Division | Same as above | | Jiriki Ishi | Director & Executive Officer, Head of Development | Same as above | | Fumiya Tomono (New Appointment) | Director & Executive Officer, Head of Business Operations Division | Executive Officer, Head of Business Operations Division | | Sota Omura (New Appointment) | Director (Non-Executive) | - | | Akinobu Matsumura | Outside Director (Standing Audit & Supervisory Committee Member) | Same as above | | Takashi Inoue | Outside Director (Audit & Supervisory Committee Member) | Same as above | | Koji Okawa (New Appointment) | Outside Director, Audit & Supervisory Committee Member | - | ■ Message from the New President Representative Director and President, Jun Tanaga HOUSEI has, for the past 30 years since its founding, addressed our customers' IT challenges with a fully integrated approach, from the upstream to downstream of software development, and in recent years, including the construction of cloud environments. What we have valued is not just technology. We believe that our unwavering stance of thinking alongside our customers, supporting them, and always achieving their goals—this "supportive strength" and "realization capability"—is HOUSEI's unchanging value and the foundation of our growth. On the other hand, the rapid evolution of generative AI has brought the very nature of IT services to a major turning point. Changes are occurring that are not simply extensions of the past, in how development is carried out and in the value that is demanded. Under the philosophy of "Embrace Change, Sustain Innovation," we want to positively embrace this change and create new value that is in line with the times. Building on our accumulated full-stack technological capabilities and our ability to bring customers' visions to life, we aim to be an IT partner that continues to grow alongside our customers even in an era of change. Jun Tanaga Representative Director and President ■ About HOUSEI Inc. HOUSEI Inc. provides solutions such as content management systems, digitalization support, business efficiency solutions, and logistics DX solutions across various fields, including the publishing and media industries. In recent years, the company has also focused on developing services that support corporate digital transformation, centered on AI technology and data utilization. We will continue to contribute to solving the challenges of companies and society through technological innovation. Overview of HOUSEI Inc. Headquarters: Kagurazaka AK Bldg 9F, 1-8 Tsukudo-cho, Shinjuku-ku, Tokyo Representative: Jun Tanaga, Representative Director and President Established: 1996 URL: https://www.housei-inc.com HOUSEI aims to achieve DX in Japan with five core pillars: "Media Business, Professional Services Business, Product Business, Logistics IT Industry, and Overseas IT Business." HOUSEI is engaged in open innovation and is seeking partners, including joint development and sales agents. Keywords: DX, IT, Organizational Change, Efficiency