NJPW Best Of The Super Junior XXIII - Night 1 took place on May 21, 2016 at Korakuen Hall in Tokyo. It was broadcast on TV Asahi 2.
- Numbers in parentheses indicate the length of the match.
- (c) refers to the champion(s) heading into the match.
- Bobby Fish, Satoshi Kojima & Volador Jr. defeated CHAOS (Beretta, Tomohiro Ishii & Will Ospreay) (9:56)
- Jushin Thunder Liger, Tiger Mask & Yuji Nagata defeated Jay White, Juice Robinson & Katsuyori Shibata (9:10)
- BULLET CLUB (Bad Luck Fale, Chase Owens, Kenny Omega & Yujiro Takahashi) defeated Captain New Japan, Hiroshi Tanahashi, Ricochet & Yoshitatsu (9:29)
- Los Ingobernables de Japon (EVIL, SANADA & Tetsuya Naito) defeated CHAOS (Hirooki Goto, Kazuchika Okada & YOSHI-HASHI) (11:39)
- Rocky Romero  defeated David Finlay  (11:00) in a Best Of The Super Junior XXIII Block A Match
- Gedo  defeated BUSHI  (11:34) in a Best Of The Super Junior XXIII Block A Match
- Ryusuke Taguchi  defeated Matt Sydal  (10:20) in a Best Of The Super Junior XXIII Block A Match
- Kyle O'Reilly  defeated KUSHIDA  (20:06) in a Best Of The Super Junior XXIII Block A Match