DDT Pro-Wrestling held Ultimate Party 2025 on November 3, 2025, at Ryōgoku Kokugikan in Tokyo, Japan, featuring title matches, faction clashes, and stipulation bouts. The main event saw Yuki Ueno vs. Minoru Suzuki in a Winner Takes All match for the KO-D Openweight and DDT Universal Championships, while IWGP World Heavyweight Champion Konosuke Takeshita teamed with Kaisei Takechi against Kazusada Higuchi & Takeshi Masada in a featured tag match.