Overview
- Saitama Panasonic Wild Knights routed defending titleholders Toshiba Brave Lupus Tokyo 46–0, with fly-half Takuya Yamasawa scoring 26 points under a refreshed coaching setup featuring Berrick Barnes and Robbie Deans in an advisory role.
- Cheslin Kolbe crossed in a four-try second half as Tokyo Sungoliath overturned a halftime deficit to beat BlackRams Tokyo 29–15.
- Pieter-Steph du Toit made his first appearance since May 2024 for Toyota Verblitz, delivering a try and a try assist in a 44–33 win over Mie Honda Heat.
- Kubota Spears edged Kobelco Kobe Steelers 33–28 in Hyogo during a fiery contest that saw lock Akira Ieremia sent off for dangerous play and Ardie Savea sin-binned for dissent.
- Faf de Klerk scored for Yokohama Canon Eagles before leaving injured before halftime in a 39–27 defeat to Shizuoka BlueRevs.