Sou Fujimoto Architects is a Japanese architectural firm founded by architect Sou Fujimoto in 2000. The firm is known for its innovative designs that often blend nature with modern architecture, creating spaces that encourage interaction and exploration. The studio has gained international recognition for projects like the Musashino Art University Library and the Serpentine Pavilion in London. Fujimoto's work emphasizes transparency, lightness, and the relationship between people and their environment, making his designs both functional and aesthetically pleasing.