SOPHNET. is a japanese streetwear brand, founded by Hirofumi Kiyonaga, in 1998. The brand itself is under the concept of minimal design, focusing on creating a collection of functional casual clothes for daily use. SOPHNET. has also collaborated with brands such as Vans, Stussy and Nike, as well as artists such as Julian Opie, Tatsuo Miyajima and Jack Pierson.