| Team | G | W | L | T | PCT | GB |
| Home | Road |
| vs
T | vs
H | vs
D | vs
C | vs
B | Int |  | Hanshin
Tigers |
| 106 | 65 | 34 | 7 | .657 | -- |
35-17
(2) |
30-17
(5) | *** |
13-13
(2) |
12-7
(2) | 21-6 |
18-6
(3) | 1-2 |  | Fukuoka SoftBank
Hawks |
| 109 | 65 | 40 | 4 | .619 | 3.0 |
37-22
(2) |
28-18
(2) |
13-13
(2) | *** | 16-11 |
18-5
(2) | 18-11 | -- |  | Chunichi
Dragons |
| 101 | 48 | 50 | 3 | .490 | 16.5 |
26-20
(1) |
22-30
(2) |
7-12
(2) | 11-16 | *** |
13-13
(1) | 17-9 | -- |  | Hiroshima Toyo
Carp |
| 105 | 39 | 63 | 3 | .382 | 27.5 |
27-23
(3) | 12-40 | 6-21 |
5-18
(2) |
13-13
(1) | *** | 15-11 | -- |  | ORIX
Buffaloes |
| 111 | 37 | 71 | 3 | .343 | 32.5 |
19-29
(2) |
18-42
(1) |
6-18
(3) | 11-18 | 9-17 | 11-15 | *** | 0-3 |
(Interleague) | Team | G | W | L | T | PCT |
| Home | Road |
| vs
M | vs
G | vs
E | vs
S | vs
F | vs
DB | vs
L | | Hanshin
Tigers |
| 3 | 1 | 2 | 0 | .333 |
1-1
| 0-1 | -- | 1-2 | -- | -- | -- | -- | -- | | Fukuoka SoftBank
Hawks |
| 0 | 0 | 0 | 0 | .000 |
--
| -- | -- | -- | -- | -- | -- | -- | -- | | Chunichi
Dragons |
| 0 | 0 | 0 | 0 | .000 |
--
| -- | -- | -- | -- | -- | -- | -- | -- | | Hiroshima Toyo
Carp |
| 0 | 0 | 0 | 0 | .000 |
--
| -- | -- | -- | -- | -- | -- | -- | -- | | ORIX
Buffaloes |
| 3 | 0 | 3 | 0 | .000 |
--
| 0-3 | -- | -- | 0-2 | -- | 0-1 | -- | -- |
|
2021 Western League 
