We participated in the Workshop class (instructor: Azusa Ebisuya, associate professor) offered at Global Business Program of Faculty of Business Administration, Hosei University as an auditing company. In the lecture "International Cooporation by Japanese SMEs in Southeast Asia" by Assistant Professsor Hayato Maruyama, Faculty of Social Sciences, Waseda University, mini hydropower generation WaterWeco of our company ELIS CO., LTD. The project's efforts were introduced, and we were able to actively exchange opinions with international students from Southeast Asia.