A Regenerative Future: Nikken Sekkei’s Next-Generation Skyscraper Wins the WAFX Prize 2025

Nikken Sekkei’s Regenerative Tree prototype has been declared the overall winner of the WAFX Prize 2025—an accolade reserved for future-forward projects that tackle urgent global concerns. Held at the World Architecture Festival, the WAFX Prize honours visionary, research-driven proposals. This year, the jury singled out Regenerative Tree for its extraordinary commitment to reducing whole-life carbon by 40% and its radical rethinking of how high-rise environments can support wellness, flexibility, and long-term relevance. What makes this prototype award-worthy is the rigour with which it interrogates the full lifespan of a building. WAFX celebrates not only design ingenuity but systemic impact—and Nikken […]