NJPW New Japan Cup 2019 - Night 8 was a professional wrestling event promoted by New Japan Pro-Wrestling (NJPW) that took place on March 17, 2019 in Tokyo at the Korakuen Hall. It was broadcast on Samurai! TV.
- Numbers in parentheses indicate the length of the match.
- (c) refers to the champion(s) heading into the match.
- Manabu Nakanishi, Yota Tsuji & Yuji Nagata defeat TenKoji (Hiroyoshi Tenzan & Satoshi Kojima) & Yuya Uemura (9:30)
- BULLET CLUB (Bad Luck Fale, Chase Owens & HIKULEO) (w/ Jado) defeat Juice Robinson, Mikey Nicholls & Ren Narita (8:07)
- Suzuki-gun (Davey Boy Smith Jr., Lance Archer & Taichi) defeat Michael Elgin, Toa Henare & Togi Makabe (10:11)
- Los Ingobernables de Japon (BUSHI, EVIL, Shingo Takagi & Tetsuya Naito) defeat Roppongi 3K (SHO & YOH), Kota Ibushi & Shota Umino (11:23)
- Hiroshi Tanahashi & Tomoaki Honma defeat Suzuki-gun (TAKA Michinoku & Zack Sabre Jr.) (11:20)
- CHAOS (Hirooki Goto, Tomohiro Ishii & Will Ospreay) defeat CHAOS (Kazuchika Okada & YOSHI-HASHI) & Ryusuke Taguchi (14:43)
- Colt Cabana defeats Toru Yano (7:47) in a New Japan Cup 2019 Second Round Match
- SANADA defeats Minoru Suzuki (28:45) in a New Japan Cup 2019 Second Round Match