This book constitutes the refereed proceeding of the 15th International Conference on Videogame Sciences and Arts, VJ 2025, held in Porto, Portugal, during December 4–5, 2025.

The 18 full papers and 2 short papers presented in this volume were carefully reviewed and selected from 26 submissions. They are organized into the following topics: Serious Games, Gamification, and Applied Play; Accessibility, Inclusion, and Human-Centered Design; Artificial Intelligence, Procedural Generation, and Computational Approaches to Play; and Game Studies, Cultural Memory, and Critical Perspectives.