The Nordic Metaverse Day brought together Nordic and Japanese experts to explore the roles of XR and AI in urban city planning and defense at the Osaka World Expo 2025. Our XR Experts Narmeen Marji and Erson Halili, together with Päivi Keränen from Smart and Creative City innovation hub, took part in the event and presented the Immersive Sustainability Lab — a new platform for XR-driven sustainability. Their human-centered keynote highlighted the importance of imagination and sustainable ...