▁with ▁the ▁Gi ants . ▁In ▁his ▁final ▁season ▁with ▁the ▁Gi ants , ▁he ▁finished ▁with ▁a ▁ 4 . 0 0 ▁E RA ▁through ▁nine ▁inn ings , ▁having ▁struck ▁out ▁ 1 0 ▁bat ters . ▁ ▁Ret irement ▁After ▁making ▁nine ▁appearances ▁for ▁Y omi uri ▁in ▁ 2 0 1 9 , ▁U eh ara ▁announced ▁his ▁ret irement ▁from ▁professional ▁baseball ▁at ▁the ▁age ▁of ▁ 4 4 . ▁U eh ara ▁finished ▁his ▁career ▁having ▁appeared ▁in ▁a ▁combined ▁ 7 4 8 ▁games ▁across ▁the ▁ML B ▁and ▁the ▁N P B , ▁with ▁a ▁combined ▁E RA ▁of ▁ 2 . 9 3 , ▁ 1 , 9 8 9 ▁strike outs , ▁ 1 3 4 ▁wins , ▁and ▁ 1 2 8 ▁saves . ▁He ▁finished ▁his ▁career ▁as ▁the ▁ML B ' s ▁all - time ▁leader ▁in ▁strike out - to - walk ▁ratio ▁among ▁qual ifying ▁rel ie vers , ▁posting ▁a ▁ 7 . 3 3 ▁K / BB ▁over ▁his ▁nine ▁years ▁in ▁the ▁ML B . ▁ ▁International ▁career ▁U eh ara ▁participated ▁in ▁international ▁events ▁since ▁he ▁was ▁in ▁University , ▁he ▁also ▁participated ▁in ▁the ▁Olympic ▁Games ▁twice , ▁as ▁well ▁as ▁the ▁first ▁World ▁Baseball ▁Classic , ▁and ▁participated ▁in ▁Asian ▁Baseball ▁Championships . ▁He ▁has ▁ 1 2 ▁wins ▁and ▁ 2 ▁saves , ▁without ▁a ▁loss ▁in ▁his ▁ 2 5 ▁appearances ▁from ▁the ▁above ▁events . ▁ ▁He ▁was ▁a