Ōmisoka New Year's Eve Pro-Wrestling 2010 Countdown Special

Aim For a Large Gathering of 30 Promotions! Ōmisoka New Year's Eve Pro-Wrestling 2010 Countdown Special (Japanese: 目指せ30団体大集結!大晦日年越しプロレス2010 カウントダウンスペシャル, Hepburn: Mezase Sanjū Dantai Dai Shūketsu! Ōmisoka Toshikoshi Puroresu 2010 Kauntodaun Supesharu) was a Japanese professional wrestling event co-promoted by Big Japan Pro Wrestling (BJW), DDT Pro-Wrestling (DDT), Ice Ribbon, Kaientai Dojo (K-Dojo) and Pro Wrestling Freedoms. The event, held on December 31, 2010, at Korakuen Hall in Tokyo, Japan featured sixteen matches and aired on Fighting TV Samurai.

In addition to the five main promotions featured, the event saw the participations of wrestlers from 19 O'Clock Joshi Pro-Wrestling, Akiba Pro-Wrestling, Battlarts, Chiba Happy Pro-Wrestling, Dove Pro-Wrestling, Guts World Pro-Wrestling, Hanayashiki Pro-Wrestling, Hokuto Pro-Wrestling, International Wrestling Association of Japan, JWP Joshi Puroresu, Kouhaku Pro-Wrestling, Michinoku Pro Wrestling, New Beijing Pro-Wrestling, Office Kana, Okinawa Pro-Wrestling, Osaka Pro Wrestling, Pancrase, Pro-Wrestling Alive & Majors, Pro Wrestling Noah, Pro-Wrestling Secret Base, Pro-Wrestling Team Dera, Professional Wrestling Wallabee, Saitama Pro-Wrestling, SGP, Sportiva Entertainment, Storm, Style-E, Toryumon Japan, Union Pro-Wrestling, West Gate Wrestling Federation, Wrestling of Darkness 666, Yokohama Muscle Factory and Yokohama Pro-Wrestling.

The event was headlined by a 5-on-5 elimination match pitting the team of Harashima, Shuji Ishikawa, Yoshihito Sasaki, Fujita "Jr." Hayato and Emi Sakura against Kengo Mashimo, Yuko Miyamoto, Mammoth Sasaki, Munenori Sawa and Kazuhiro Tamura. Other prominent features saw a one night eight-person single elimination tournament where all the matches were fought with a three minutes time limit, and a 34-person rumble rules battle royal in which each participant represented a different promotion by bringing a weapon symbolic of that promotion.