Yoshinori Sato left after pitching just 4 innings in tonight's game against the Orix Buffaloes with tightness in his left flank. A club rep told reporters that Yoshinori was taken out of the game as a precaution and was being monitored while getting the area iced. Yoshinori is expected to get the area checked out at a hospital tomorrow (6/10).
UPDATE 6/10 @ 7:50pm
Yoshinori was taken off the active roster today. Yoshinori was also checked out at a hospital today and diagnosed with minor case of inflammation in his left flank. The club doesn't know how long he'll be out, but they don't expect him to miss too much time.