2025 4th International Conference on Power Systems and Electrical Technology will take place in Tokyo, Japan during August 4-8, 2025. PSET 2025 is co-sponsored by Beijing CAS Industrial Energy and Environment Technology Institute and North China Electric Power University, hosted by The University of Tokyo (Japan) and Chongqing University (China), patroned by University of Salerno (Italy), University of Agder (Norway), Politecnico di Milano (Italy), University of Electronic Science and Technology of China (China).