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February 25, 2026

To whom it may concern,

Takuma Co., Ltd. announces that it has resolved at today's meeting of the Board of Directors to change its Executive Officers effective both April 1, 2026 and the date of the 122nd Ordinary General Meeting of Shareholders ("the 122nd OGM," hereafter) scheduled for June 2026, as well as to propose the candidate for its Director at the 122nd OGM as follows.

1. Changes in Executive Officers effective April 1, 2026 (the retirement coming into effect from March 31, 2026)

   1. New appointments

      Name	New Title	Present Title
      Genta Maruta	Executive Officer, Deputy Executive Manager of Environmental Plant Division and General Manager of Plant Sales Department 2, Corporate Marketing Group	General Manager of Plant Sales Department 2, Environmental Plant Division, Corporate Marketing Group
      Katsuhiko Yuge	Executive Officer, Executive Manager of Management Center, Engineering Group	General Manager of Project Administration Department, Management Center, Engineering Group

   2. Changes in responsibility

      Name	New Title	Present Title
      Hideki Takeguchi	Director & Executive Vice President, Executive Manager of Engineering Group	Director & Executive Vice President, Executive Manager of Engineering Group and Executive Manager of Management Center
      Masayuki Sugita	Managing Executive Officer, Executive Manager of Energy Plant Division, Corporate Marketing Group	Executive Officer, Executive Manager of Energy Plant Division, Corporate Marketing Group
      Takashi Iida	Executive Officer, Executive Manager of International Division and General Manager of International Department, Corporate Marketing Group	Executive Officer, Deputy Executive Manager of International Division and General Manager of International Department, Corporate Marketing Group

      Masahide Yamashita

      Executive Officer, Executive Manager of Project Center, Engineering Group

      Executive Officer, Deputy Executive Manager of Project Center and General Manager of Environmental Engineering Department 1, Engineering Group

   3. Retirement of executive officers

      Name	New Title	Present Title
      Koji Tanaka	Director	Director & Managing Executive Officer, Executive Manager of International Division, Corporate Marketing Group
      Norio Maeda	Advisor	Managing Executive Officer, Executive Manager of Project Center, Engineering Group

2. Change of Executive Officer effective the date of the 122nd OGM scheduled to be held in late June 2026

   1. New appointment

      Name	New Title	Title as of April 1, 2026
      Keizo Masugi	Executive Officer, Deputy Executive Manager of Compliance & CSR Promotion Division	Director (Standing Audit and Supervisory Committee Member)

3. Changes of Directors (tentative schedule) effective the date of the 122nd OGM scheduled to be held in late June 2026

   1. Candidate for Director (Audit and Supervisory Committee Member)

      Name	New Title	Title as of April 1, 2026
      Kayo Serizawa	Director (Standing Audit and Supervisory Committee Member)	Audit and Supervisory Committee Office (Assistant General Manager)

   2. Directors scheduled to retire