Hal Seki has been working as a Geo Developer since 2002. He is a Founder and Representative of Code for Japan, which is one of the biggest civic tech community in Japan. Also, Hal is a CEO of Georepublic Japan, providing location-based system consulting/developing services using open source GIS. He is well known as a community manager for solving social issues by technology tools in Japan. Also, He started his social entrepreneur’s career when he was managing Sinsai.info, a cloud sourcing platform for collecting crisis information after the Great East Japan Earthquake occurred. He is also a member of Open Knowledge Japan and OpenStreetMap Foundation Japan.