Stardom 5★STAR Grand Prix 2023 ~ Opening Round

5★STAR Grand Prix 2023 ~ Opening Round was a professional wrestling event promoted by World Wonder Ring Stardom, held on July 23, 2023 at Ota City General Gymnasium in Tokyo, Japan. It served as the first show for the company's annual round-robin singles tournament and included all twenty competitors in block matches.

• Yuria TauchiTam Nakano
• Saya KamitaniSaya Kamitani
• Eimi Gloria MatsudoGiulia
• Saori AnouSaori Anou
• Mayu IwataniMayu Iwatani
• Reo HazukiHazuki
• Syuri KondoSyuri
• Suzu SuzukiSuzu Suzuki
• Mirai ItoMIRAI
• Momo WatanabeMomo Watanabe
• Mina ShirakawaMina Shirakawa
• Utami HayashishitaUtami Hayashishita