 On August 18 at "Ryōgoku Peter Pan 2013", DDT's biggest event of the year, Kodaka and Miyamoto defeated Hikaru Sato and Yukio Sakaguchi to win the KO-D Tag Team Championship for the first time and become double tag team champions.Following their win, Kodaka and Miyamoto vowed to successfully defend their double crown hundred times.Yankii Nichokenju went undefeated for most of 2013, before losing to Speed of Sounds (Hercules Senga and Tsutomu Oosugi) in a non-title match on October 18.