Never Mind 2021

Never Mind 2021 was a professional wrestling event promoted by CyberFight's sub-brand DDT Pro-Wrestling (DDT). It took place on December 26, 2021, in Tokyo, Japan, at the Yoyogi National Gymnasium. The event aired on CyberAgent's AbemaTV online linear television service and CyberFight's streaming service Wrestle Universe. It was the eighteenth event in the Never Mind series.

Eleven matches were contested at the event, including three on the pre-show, and four of DDT's championships were on the line. The main event saw Konosuke Takeshita defeat Yuji Okabayashi to retain the KO-D Openweight Championship. Other prominent matches included Disaster Box (Harashima and Naomi Yoshimura) successfully defending the KO-D Tag Team Championship against The Bodyguard and Yuji Hino, and Daisuke Sasaki defeated Masahiro Takanashi to retain the DDT Universal Championship.