Hirofumi Yamanaka was slated for a start on May 19 against Hanshin at Jingu Stadium, but was scratched and taken off the active roster on May 17 because of tightness in his legs. He will be skipped once in the rotation.
Source: Sanspo 5/18/2017
[UPDATE 6/23 @ 6:46pm]
Yamanaka could return to the active roster in time for a start during a nine-game stretch that begins on July 4. He is set to start a Ni-gun rehab game against Nippon Ham on June 25.
[UPDATE 6/25 @ 6:38pm]
Yamanaka started a Ni-gun game against Nippon Ham today. He tossed four shutout innings and allowed three hits. He threw sixty-one pitches, walked/hit three, and struck out three. This was his first game since May 10.