The Astelas Pharma Kyoto Suzaku Facility represents a thoughtful adaptive reuse project completed in 2015 by Nikken Sekkei. Located in Kyoto's Shimogyo Ward, this conversion of the historic Gas Building merges heritage preservation with modern pharmaceutical research requirements. The project demonstrates sensitive integration of contemporary office and laboratory spaces within the existing industrial structure, respecting the building's historical character while meeting cutting-edge functional demands. This transformation exemplifies sustainable architecture practice within Kyoto Research Park, balancing conservation with innovation for specialized corporate operations.