2021 3rd International Conference on Emerging Networks Technologies (ICENT 2021) will be held during September 22-24, 2021 in Okinawa, Japan. Conference Website: http://www.icent.org ICENT 2021 information: 1. ICENT 2021 is supported by ACM Singapore Chapter. 2. Accepted papers will be published in International Conference Proceedings, which will be indexed by Ei Compendex, Scopus and submitted to be reviewed byThomson Reuters Conference Proceedings Citation Index (ISI Web of Science). 3. Prof. Latif Ladid from University of Luxembourg in Luxembourg, Prof. Dimitrios Georgakopoulos from Swinburne University of Technology in Australia and Prof. Hiroshi Esaki from The University of Tokyo, Japan will be the keynote speakers. 4. The history of ICENT conference: ICENT 2019 was successfully held in Tokyo, Japan during September 20-22, 2019. ICENT 2019 papers are archived in the ACM Digital Library on November 20, 2019 and have been indexed by Ei Compendex, Scopus on February 1, 2020. Due to COVID-19 situation，ICENT 2020 was held online during September 22-24, 2020. Conference Venue: University of the Ryukyus-Faculty of Engineering Address: 1 Senbaru,Nishihara, Okinawa Japan 903-0213 Submission and Contact Methods: Submission Methods: Easy Chair System:http://www.easychair.org/conferences/?conf=icent2021 E-mail: icent.conference@gmail.com Tel: +86-021-59561560 Conference Specialist: Ms. Zoey Zhuo ICENT 2021 aims to provide a forum for researchers, practitioners, and professionals from the industry, academia and government to discourse on research and development, professional practice in Emerging Networks Technologies. For more conference information, please visit the conference website: http://www.icent.org