SMASH 20

 took place in Tokyo, Japan. The event took place on August 11, 2011. It was broadcast on Samurai! TV on August 20, 2011.

Results

 * Numbers in parentheses indicate the length of the match.
 * (c) refers to the champion(s) heading into the match.
 * SMASH Title Tournament Second Round Match: TAJIRI defeats Shinya Ishikawa (9:27)
 * SMASH Title Tournament Second Round Match: AKIRA defeats Zeus (7:55)
 * SMASH Diva Title Tournament Semi Final Match: Serena defeats Makoto (13:10)
 * Six Man Tag Team Match: Ray, YO-HEY & Yuko Miyamoto defeat Mio Shirai, Yuji Kito & Yusuke Kodama (12:02)
 * Singles Match: Tatsumi Fujinami defeats Mentallo (7:45)
 * SMASH Diva Title Tournament Semi Final Match: Kana defeats Syuri (13:25)
 * SMASH Title Tournament Second Round Match: VENENO defeats Hajime Ohara (9:32)
 * SMASH Title Tournament Second Round Match: Starbuck defeats Genichiro Tenryu (7:33)