Daiohs Corp. is a company listed on the First Section of the Tokyo Stock Exchange, which was founded in 1969. Currently, they are providing total services for business establishments to more than 200,000 customers. Daiose started with a rental service for clean care products, and is developing various businesses such as Japan's first office coffee service and pure water service.

Daiohs anticipates the new needs of the times and creates new markets.

Daiohs is a product called "best service", at an optimal cost, will deliver continuously.

Daiohs' profits come from customer satisfaction, and they make use of it for their customers, and for society.