Sansan, Inc. engages in the planning, development, and selling of cloud- based solutions in Japan. It offers Sansan, a cloud-based contact management tool that enables to build a complete contact database; Eight, a business card app for contacts and career movements; Bill One, a cloud-based solution to receive and digitizes invoices; and Contract One, a digitally transforming solution. The company was incorporated in 2007 and is headquartered in Tokyo, Japan.