Japan International Smart Energy Week (World Smart Energy Week) contains 8 world-class energy exhibitions and technology zones. It is the largest, most professional and most influential international renewable energy industry exhibition in Japan and even in Asia. Every year, the exhibition brings together the latest technologies and services in the energy industry, attracting many exhibitors from around the world. The exhibition scope covers hydrogen fuel cells, photovoltaic components/systems, batteries, smart grids, wind energy, biomass energy, thermal power generation, energy management/home consumption and other related industry technologies and products. During the same period of the exhibition, a number of professional forums, seminars and special lectures were held to share the most advanced smart energy-related technologies and predict industry development trends.