On the 29th, the Rakuten Eagles announced the departure of pitcher coach Chikara Onodera and pitcher coach Takahiro Shiomi.

After retiring as a player, Coach Onodera served as a pitcher coach for the Seibu Lions and Yakult, and had been in charge as a pitcher coach for the Rakuten Eagles since this season. After retiring as a player, Coach Shiomi served as a coach at The Eagles academy and had been serving as a pitcher coach since this season.

Both Coach Onodera and Coach Shiomi have left the team after just one year.