From the 2021 season onwards, there is no limitations on signing foreign players, but clubs could only register up to five of them for a single matchday squad.
[30] Players from J.League partner nations (Thailand, Vietnam, Myanmar, Malaysia, Cambodia, Singapore, Indonesia, and Qatar) were exempted from these restrictions.
If a match was tied in the play-offs, the team with the highest league position are declared the winner.
[32] In case of a tie, the team with the higher league position (Kataller Toyama) goes through to the play-off final.
In case of a tie, the team with the higher league position (Matsumoto Yamaga) goes through to the play-off final.
If two teams are equal on the scoreboard, the match will going to extra time and penalty shoot-out.