System Innovation for a Global Economy contains the contribution to the 2025 International Conference on Applied System Innovation (ICASI 2025, Tokyo, Japan, April 22–25, 2025). Of the more than 500 submitted papers from 14 different countries, after review approximately a quarter was accepted for publication. The book aims to provide an integrated communication platform for researchers from a wide range of topics including information technology, communication science, applied mathematics, computer science, advanced material science, and engineering. System Innovation for a Global Economy enhances interdisciplinary collaborations between science and engineering technologists and is aimed at academics and technologists interested in the above-mentioned areas.