| 1. Round | 23/02/2020 | Sanfrecce Hiroshima | - | Kashima Antlers | 3:0 |  |
|||
| 9. Round | 08/08/2020 | Kashima Antlers | - | Sagan Tosu | 2:0 | ||||
| 10. Round | 16/08/2020 | Kashima Antlers | - | Vissel Kobe | 2:2 | ||||
| 12. Round | 23/08/2020 | Kashima Antlers | - | Gamba Osaka | 1:1 | ||||
| 26. Round | 26/08/2020 | FC Tokyo | - | Kashima Antlers | 1:2 | ||||
| 13. Round | 29/08/2020 | Kashiwa Reysol | - | Kashima Antlers | 2:3 | ||||
| 14. Round | 05/09/2020 | Nagoya Grampus | - | Kashima Antlers | 1:3 | ||||
| 15. Round | 09/09/2020 | Kashima Antlers | - | Vegalta Sendai | 2:1 | ||||
| 17. Round | 19/09/2020 | Cerezo Osaka | - | Kashima Antlers | 1:2 | ||||
| 18. Round | 23/09/2020 | Kashima Antlers | - | Shonan Bellmare | 1:0 | ||||
| 19. Round | 27/09/2020 | Kashima Antlers | - | Oita Trinita | 0:2 | |
|||
| 20. Round | 03/10/2020 | Gamba Osaka | - | Kashima Antlers | 2:0 | ||||
| 21. Round | 10/10/2020 | Kashima Antlers | - | Yokohama FC | 3:2 | ||||
| 23. Round | 18/10/2020 | Hokkaido Consadole Sapporo | - | Kashima Antlers | 1:0 | ||||
| 24. Round | 24/10/2020 | Kashima Antlers | - | Sanfrecce Hiroshima | 1:0 |
Japan