Hiyoshi CO.LTD / Minami Boso Eko Plant / We contribute to society with an eco-friendly waste service.


Enrolled Group



We educate ourselves and make effort to reduce environmental burden to construct a recycling based society. We cooperate with customers and local society in order to build trust towards each other. We also exclude the power of organized crime.


Safety and Health

In order to prevent industrial accidents, we have meetings every day to improve working environment and health & safety.

Financial statements