After working as a designer at Idée, Fujishiro established his own studio, Shigeki Fujishiro Design, in 2005 and now works predominantly in the field of interior products. He has collaborated with brands including Hermès, Adidas, Camper and Arita porcelain brand 2016/, and also plans, manufactures and sells his own products. He recently participated in Knit!, a project by Danish textile brand Kvadrat and is a regular tutor at Tama University. Since 2021, his studio is based in Miyota, Nagano.