The City of Yokohama New York Representative Office
- Site promotes Yokohama as a center of international commerce and culture.
- http://www.cityyokohama.org/

Yokohama World Business Support Center
- Circulates information and inquiries from overseas companies interested in trade with Yokohama companies and hosts exhibitions and trade meetings.
- http://www.ywbc.org/

Yokohama Bank
- Offers services to individuals and companies in Kanagawa Prefecture and southwest Tokyo.
- http://www.boy.co.jp/e/