Nobuhiko Oshima (大島 伸彦, Ōshima Nobuhiko) (born November 15, 1977), better known by his ring name Cima (/ˈʃiːmə/ SHEE-mə) (most often stylized as CIMA), is a Japanese professional wrestler who currently works for Gleat. He had previously worked for Oriental Wrestling Entertainment (OWE), where he had also served as the company's president. He also made appearances for All Elite Wrestling (AEW) in 2019 and 2020.