Stardom 5★STAR Grand Prix 2026 in Sapporo ~ Day 1

5★STAR Grand Prix 2026 in Hamamatsu was a professional wrestling event promoted by World Wonder Ring Stardom, held on August 16, 2026 at Act City Hamamatsu in Hamamatsu, Shizuoka, Japan. It served as the fourteenth show for the company's annual round-robin singles tournament.