# | Date | Team-1 | Team-2 | Result | Stage |
| 04-16 2021 | Orix Buffaloes | Chiba Lotte Marines | 3:3 | (1:0, 2:3) | |
| | Chunichi Dragons | Hiroshima Toyo Carp | 3:7 | (3:5, 0:2) | |
| | Hanshin Tigers | Tokyo Yakult Swallows | 2:0 | (2:0, 0:0) | |
| | Yokohama DeNa BayStars | Yomiuri Giants | 0:7 | (0:3, 0:4) | |
| | Saitama Seibu Lions | Fukuoka SoftBank Hawks | 2:1 | (1:1, 1:0) | |
| | Hokkaido Nippon-Ham Fighters | Tohoku Rakuten Golden Eagles | 1:4 | (1:1, 0:3) | |
| 04-15 2021 | Tohoku Rakuten Golden Eagles | Chiba Lotte Marines | 3:7 | (0:2, 3:5) | |
| | Fukuoka SoftBank Hawks | Orix Buffaloes | 4:3 | (4:3, 0:0) | |
| | Hanshin Tigers | Hiroshima Toyo Carp | 4:0 | (4:0, 0:0) | |
| | Yomiuri Giants | Chunichi Dragons | 5:1 | (5:1, 0:0) | |
| | Tokyo Yakult Swallows | Yokohama DeNa BayStars | 2:1 | (2:1, 0:0) | |
| 04-14 2021 | Tohoku Rakuten Golden Eagles | Chiba Lotte Marines | 2:2 | | |
| | Fukuoka SoftBank Hawks | Orix Buffaloes | 4:1 | (1:0, 3:1) | |
| | Hanshin Tigers | Hiroshima Toyo Carp | 6:0 | (5:0, 1:0) | |
| | Hanshin Tigers | Hiroshima Toyo Carp | 6:0 | (5:0, 1:0) | |
| | Yomiuri Giants | Chunichi Dragons | 5:1 | (5:0, 0:1) | |
| | Saitama Seibu Lions | Hokkaido Nippon-Ham Fighters | 2:1 | (2:1, 0:0) | |
| | Tokyo Yakult Swallows | Yokohama DeNa BayStars | 7:3 | (6:2, 1:1) | |
| 04-13 2021 | Tohoku Rakuten Golden Eagles | Chiba Lotte Marines | 2:6 | (1:1, 1:5) | |
| | Fukuoka SoftBank Hawks | Orix Buffaloes | 4:7 | | |
| | Yomiuri Giants | Chunichi Dragons | 2:1 | (1:1, 1:0) | |
| | Saitama Seibu Lions | Hokkaido Nippon-Ham Fighters | 2:3 | (1:0, 1:3) | |
| | Tokyo Yakult Swallows | Yokohama DeNa BayStars | 5:1 | (5:0, 0:1) | |
| 04-11 2021 | Yokohama DeNa BayStars | Hanshin Tigers | 2:3 | | |
| | Chunichi Dragons | Tokyo Yakult Swallows | 2:1 | (1:0, 1:1) | |
| | Chiba Lotte Marines | Saitama Seibu Lions | 1:2 | | |
| | Hiroshima Toyo Carp | Yomiuri Giants | 0:9 | | |
| | Orix Buffaloes | Hokkaido Nippon-Ham Fighters | 4:4 | | |
| | Tohoku Rakuten Golden Eagles | Fukuoka SoftBank Hawks | 0:2 | | |
| 04-10 2021 | Yokohama DeNa BayStars | Hanshin Tigers | 0:4 | | |
| | Orix Buffaloes | Hokkaido Nippon-Ham Fighters | 2:5 | (1:2, 1:3) | |
| | Tohoku Rakuten Golden Eagles | Fukuoka SoftBank Hawks | 8:8 | (5:7, 3:1) | |
| | Chunichi Dragons | Tokyo Yakult Swallows | 2:2 | | |
| | Hiroshima Toyo Carp | Yomiuri Giants | 4:2 | | |
| | Chiba Lotte Marines | Saitama Seibu Lions | 6:2 | (4:2, 2:0) | |
| 04-09 2021 | Orix Buffaloes | Hokkaido Nippon-Ham Fighters | 1:2 | (0:0, 1:2) | |
| | Tohoku Rakuten Golden Eagles | Fukuoka SoftBank Hawks | 1:1 | | |
| | Hiroshima Toyo Carp | Yomiuri Giants | 2:0 | | |
| | Yokohama DeNa BayStars | Hanshin Tigers | 2:9 | | |
| | Chiba Lotte Marines | Saitama Seibu Lions | 4:7 | | |
| 04-08 2021 | Chunichi Dragons | Yokohama DeNa BayStars | 2:5 | (1:0, 1:5) | |
| | Hanshin Tigers | Yomiuri Giants | 0:3 | (0:2, 0:1) | |
| | Hokkaido Nippon-Ham Fighters | Fukuoka SoftBank Hawks | 2:4 | (2:1, 0:3) | |
| | Saitama Seibu Lions | Tohoku Rakuten Golden Eagles | 0:4 | (0:1, 0:3) | |
| | Chiba Lotte Marines | Orix Buffaloes | 1:5 | (1:5, 0:0) | |
| | Tokyo Yakult Swallows | Hiroshima Toyo Carp | 11:7 | (10:5, 1:2) | |
| 04-07 2021 | Chunichi Dragons | Yokohama DeNa BayStars | 3:1 | (3:0, 0:1) | |
| | Hanshin Tigers | Yomiuri Giants | 7:1 | (6:1, 1:0) | |
| | Hokkaido Nippon-Ham Fighters | Fukuoka SoftBank Hawks | 2:6 | | |
| | Saitama Seibu Lions | Tohoku Rakuten Golden Eagles | 3:6 | | |
| | Chiba Lotte Marines | Orix Buffaloes | 9:2 | (2:1, 7:1) | |
| | Tokyo Yakult Swallows | Hiroshima Toyo Carp | 3:2 | (1:1, 2:1) | |
| 04-06 2021 | Chunichi Dragons | Yokohama DeNa BayStars | 3:7 | (0:1, 3:6) | |
| | Hanshin Tigers | Yomiuri Giants | 6:2 | | |
| | Hokkaido Nippon-Ham Fighters | Fukuoka SoftBank Hawks | 0:7 | (0:4, 0:3) | |
| | Saitama Seibu Lions | Tohoku Rakuten Golden Eagles | 2:13 | | |
| | Chiba Lotte Marines | Orix Buffaloes | 3:3 | | |
| | Tokyo Yakult Swallows | Hiroshima Toyo Carp | 0:2 | | |
| 04-04 2021 | Yokohama DeNa BayStars | Hiroshima Toyo Carp | 3:1 | | |
| | Yomiuri Giants | Tokyo Yakult Swallows | 2:1 | | |
| | Hanshin Tigers | Chunichi Dragons | 3:1 | (1:1, 2:0) | |
| | Hokkaido Nippon-Ham Fighters | Chiba Lotte Marines | 1:1 | | |
| | Tohoku Rakuten Golden Eagles | Orix Buffaloes | 0:4 | | |
| | Fukuoka SoftBank Hawks | Saitama Seibu Lions | 2:4 | (1:2, 1:2) | |
| 04-03 2021 | Yokohama DeNa BayStars | Hiroshima Toyo Carp | 3:7 | (1:6, 2:1) | |
| | Yomiuri Giants | Tokyo Yakult Swallows | 2:2 | | |
| | Tohoku Rakuten Golden Eagles | Orix Buffaloes | 3:2 | (3:2, 0:0) | |
| | Fukuoka SoftBank Hawks | Saitama Seibu Lions | 4:7 | (1:5, 3:2) | |
| | Hanshin Tigers | Chunichi Dragons | 1:0 | (0:0, 1:0) | |
| | Hokkaido Nippon-Ham Fighters | Chiba Lotte Marines | 5:6 | (2:1, 3:5) | |
| 04-02 2021 | Tohoku Rakuten Golden Eagles | Orix Buffaloes | 4:2 | (2:0, 2:2) | |
| | Fukuoka SoftBank Hawks | Saitama Seibu Lions | 2:6 | (0:6, 2:0) | |
| | Hanshin Tigers | Chunichi Dragons | 3:6 | (3:1, 0:5) | |
| | Hokkaido Nippon-Ham Fighters | Chiba Lotte Marines | 4:16 | (0:7, 4:9) | |
| | Yokohama DeNa BayStars | Hiroshima Toyo Carp | 0:4 | (0:1, 0:3) | |
| | Yomiuri Giants | Tokyo Yakult Swallows | 0:2 | (0:0, 0:2) | |
| 04-01 2021 | Orix Buffaloes | Fukuoka SoftBank Hawks | 2:0 | (1:0, 1:0) | |
| | Chunichi Dragons | Yomiuri Giants | 1:3 | (1:0, 0:3) | |
| | Hiroshima Toyo Carp | Hanshin Tigers | 3:6 | (0:4, 3:2) | |
| | Yokohama DeNa BayStars | Tokyo Yakult Swallows | 11:11 | (11:7, 0:4) | |
| | Chiba Lotte Marines | Tohoku Rakuten Golden Eagles | 16:5 | (15:4, 1:1) | |
| 03-31 2021 | Orix Buffaloes | Fukuoka SoftBank Hawks | 7:2 | (7:0, 0:2) | |
| | Chunichi Dragons | Yomiuri Giants | 5:3 | (5:3, 0:0) | |
| | Hiroshima Toyo Carp | Hanshin Tigers | 4:2 | (2:2, 2:0) | |
| | Hokkaido Nippon-Ham Fighters | Saitama Seibu Lions | 1:1 | (0:1, 1:0) | |
| | Yokohama DeNa BayStars | Tokyo Yakult Swallows | 3:5 | (0:5, 3:0) | |
| | Chiba Lotte Marines | Tohoku Rakuten Golden Eagles | 1:2 | | |
| 03-30 2021 | Hokkaido Nippon-Ham Fighters | Saitama Seibu Lions | 4:11 | (3:7, 1:4) | |
| | Chunichi Dragons | Yomiuri Giants | 3:3 | | |
| | Orix Buffaloes | Fukuoka SoftBank Hawks | 1:3 | | |
| | Hiroshima Toyo Carp | Hanshin Tigers | 1:0 | (0:0, 1:0) | |
| | Yokohama DeNa BayStars | Tokyo Yakult Swallows | 4:5 | (0:3, 4:2) | |
| | Chiba Lotte Marines | Tohoku Rakuten Golden Eagles | 0:5 | (0:1, 0:4) | |
| 03-28 2021 | Hiroshima Toyo Carp | Chunichi Dragons | 0:0 | | |
| | Yomiuri Giants | Yokohama DeNa BayStars | 1:1 | | |
| | Saitama Seibu Lions | Orix Buffaloes | 6:5 | | |
| | Tokyo Yakult Swallows | Hanshin Tigers | 2:8 | | |
| | Tohoku Rakuten Golden Eagles | Hokkaido Nippon-Ham Fighters | 5:0 | | |
| | Fukuoka SoftBank Hawks | Chiba Lotte Marines | 6:5 | | |
| 03-27 2021 | Tokyo Yakult Swallows | Hanshin Tigers | 5:9 | (2:6, 3:3) | |
| | Yomiuri Giants | Yokohama DeNa BayStars | 10:5 | (4:0, 6:5) | |
| | Saitama Seibu Lions | Orix Buffaloes | 2:3 | | |
| | Tohoku Rakuten Golden Eagles | Hokkaido Nippon-Ham Fighters | 4:9 | (2:4, 2:5) | |
| | Hiroshima Toyo Carp | Chunichi Dragons | 4:1 | (3:1, 1:0) | |
| | Fukuoka SoftBank Hawks | Chiba Lotte Marines | 3:2 | | |
| 03-26 2021 | Fukuoka SoftBank Hawks | Chiba Lotte Marines | 8:2 | (3:0, 5:2) | |
| | Hiroshima Toyo Carp | Chunichi Dragons | 6:7 | (4:0, 2:7) | |
| | Yomiuri Giants | Yokohama DeNa BayStars | 8:7 | (6:3, 2:4) | |
| | Saitama Seibu Lions | Orix Buffaloes | 4:3 | (4:0, 0:3) | |
| | Tokyo Yakult Swallows | Hanshin Tigers | 3:4 | (2:2, 1:2) | |
| | Tohoku Rakuten Golden Eagles | Hokkaido Nippon-Ham Fighters | 8:2 | (6:0, 2:2) | |
() - Score of 1st half (five innings) and 2nd half |