5★STAR Special in Hiroshima was a professional wrestling event promoted by World Wonder Ring Stardom, held on September 3, 2023 at Hiroshima Sun Plaza in Hiroshima, Japan. It was the fourteenth overall day of the company's annual round-robin singles tournament with three notable block matches, and featured several title matches as well. In the main event, Giulia defended the NJPW STRONG Women's Championship against long-time rival Risa Sera.