With the design of vocational school students as a model symbol, a new mark that can be used by excellent waste businesses has been established.

Yokohama City has recognized model waste collection and transportation companies as "excellent general waste collection and transportation businesses." As excellent company of 2023 was decided, we award certificate. In addition, as a symbol of an excellent company, a new mark created by a vocational school student studying design in Yokohama City will be newly established, and a letter of appreciation will be presented to the design vocational school student. Certified businesses can use the mark on the body, business card, company website, etc. of the garbage truck.