The Mariners weren't among the reported finalists for Japanese pitching phenom Roki Sasaki, who narrowed his search down to three teams.

Who'll win the Roki Sasaki sweepstakes? One of the National League's top contenders reportedly are "cautiously optimistic."

The San Francisco Giants, New York Yankees and Texas Rangers have been informed Japanese pitcher Roki Sasaki won't be signing with them.

Roki Sasaki's window to sign with a major league team opens Wednesday, but the coveted Japanese right-hander has already closed the door on a few clubs, including the New York Yankees, per multiple media reports.