Daiseki Eco. Solution Co., Ltd. announced that the board of directors informally decided at its meeting held on April 4, 2024, to make changes in representative directors, directors, and executive officers as follows, effective on May 22, 2024: Retirement of Toshihiko Ninomiya (Current title: Chairperson and Representative Director, New title: Advisor); Retirement of Satoshi Utsuki as Director and Audit and Supervisory Committee Member (Outside); Retirement of Mikihiro Onishi as Director and Audit and Supervisory Committee Member (Outside).