KONAMI will hold a "Prosper Exchange Meeting" where you can exchange S-rank players in "Prosper A" from 3 p.m. on December 5th

KONAMI will hold a "Prosper Exchange Meeting" where you can exchange S-rank players in "Prosper A" from 3 p.m. on December 5th
Konami Digital Entertainment will hold an event called "Prosper Exchange Meeting" on the mobile game "Professional Baseball Spirits A" (hereinafter referred to as "Prosper A") from 3 p.m. on Friday, December 5th, where you can exchange your S-rank players for S-rank players who are other participants in this event selected by random lottery. Depending on the number of players submitted for exchange, you can also earn rewards for the cumulative number of submissions such as 'S-rank special training coach' and 'A-rank special training coach'. Interact with players......

The linked article is in Japanese.