This book constitutes the refereed post-conference proceedings of the 10^th International Conference on Mobile Networks and Management, MONAMI 2020, held in Chiba, Japan, in November 2020. The conference was held virtually due to the COVID-19 pandemic.The 19 full papers were carefully reviewed and selected from 41 submissions. The papers are divided into groups of content as follows: Application of artificial intelligence for smart city; Advanced technology in edge computing; Recent advances in mobile communications and computing; Emerging technologies and applications in mobile networks and management.