Tranche Update on Daiseki Eco. Solution Co., Ltd.'s Equity Buyback Plan announced on May 24, 2023.

Daiseki Eco Solution Co Ltd is a Japan-based company engaged mainly in the business of investigation and treatment of contaminated soil and resource recycling. The Soil Contamination Investigation and Treatment segment is engaged in the entire process of soil contamination investigation and treatment, from consulting services to formulate investigation plans, to on-site investigation, analysis of sampled soil, and treatment of contaminated soil. The resource recycling segment consists of the waste gypsum board recycling business, which manufactures and sells soil solidification materials mainly made from gypsum powder; the recovered paper and general waste processing business, which sells materials collected from offices and stores to paper manufacturers; the polychlorinated biphenyl (PCB) nameplate survey, removal and disposal, and administrative response business; the environmental analysis business; the production and sale of biodiesel fuel (BDF); and other businesses.