平成３０年度質の高いインフラの海外展開に向けた事業実施可能性調査事業（フィリピン国地方都市における上水供給コンセッション事業への事業参画並びに取水・浄水設備導入可能性検討調査）調査報告書（英文） FY 2018 Projects to Promote Overseas Sales of Quality Infrastructure Systems (Feasibility Studies for Japanese Companies to Acquire Infrastructure Orders) Feasibility Study for Exportation of Water Intake and Water Treatment Equipment and Facilities to Water Concession Businesses on the Regional Cities in the Philippines,Study Report