大三洋行 Company Profile

Continuing to illuminate Japan's development for over 90 years.

Daisan Yoko Co., Ltd. is a company engaged in the electrical equipment business and solar power generation system business. In the electrical equipment business, we have undertaken many prime contractor projects, working on social infrastructure facilities that serve as the foundation for industry and daily life. In the solar power generation system sector, we have leveraged our long-standing achievements and know-how in electrical construction, focusing on quality in our work, which has earned us trust and high evaluations from many customers. We are committed to providing construction and proposals with sincerity and speed, so please feel free to contact us.