“Metaverse is coming.” Even those who are not familiar with the IT field will agree that this world has evolved a lot based on information technology and that we can’t imagine a life without IT services. From computers, Internet to smartphones, what would be the next revolution? Jensen Huang said “Metaverse is coming,” in his keynote speech at a conference, last October. He is the founder and the CEO of Nvidia, a multinational technology company that designs and produces graphics processing units for the mobile computing market. Metaverse is a compound of the prefix “meta” and “universe”. While we are not very familiar with this word, we are already experiencing the metaverse in our daily lives. The realm of the Digital Earth of Metaverse which first took place with online games, social media, platform services and web mapping will be even more expanded and become necessary in the future. Then what should we do to understand and adopt the metaverse? Professor Sangkyun Kim wrote this book with an eager to introduce the metaverse taking place across the globe after sensing the trend while researching on industrial engineering and gaming. “The Metaverse: The digital Earth – the world of rising trends” introduces what the metaverse is and provides specific examples from the actual IT services and business settings for each section to allow easier understanding for readers. This book demonstrates the metaverse as the world of rising trends that provides new opportunities and interesting insights. On the other hand, this book also invites you to engage in the stories and questions that lead you to think about the effects that the metaverse could have on the real world. We hope this book allows you to enjoy the rushing waves of revolution and assists you to explore the metaverse – the digital earth with excitement.