The Seibu Lions announced on the 22nd that pitcher Yutaro Watanabe and player Kaito Noda have undergone surgery.

On October 20th, Isamu Watanabe underwent arthroscopic cleaning surgery on his right elbow at a hospital in Tokyo for the purpose of improving his physical condition. He is expected to take four months to return to competitive play.

On October 19th, Noda underwent arthroscopic cleaning of the right elbow joint and anterior transposition of the ulnar nerve at a hospital in Kanagawa Prefecture to improve his physical condition. He is expected to take four months to return to competitive play.