2019 Asia-Pacific Workshop on Fundamentals and Applications of Advanced Semiconductor Devices (AWAD 2019) will be held at HANWHA Resorts, Busan, Korea, from July 1 (Mon.) to 3 (Wed.), 2019. This annual workshop has been held alternately in Japan and Korea since 1993, and the 2019 Workshop will be the 27th in a series of the workshop. The purposes of this workshop are to bring scientists and engineers together, actively engaged in advanced semiconductor devices and materials, and to discuss the present and future device processing and related technologies. The workshop will cover the entire field of semiconductor devices and materials, from fundamental physics to recent improvements in device performance and processing technology.