Kammala wannan jumla: The raka'a na 3rd Area Army tabbatar da su zama ba a gasa ga Red Army a lokacin da
Tarayyar Soviet ta mamaye Manchukuo a ƙarshen Yaƙin Duniya na II. Janar Jun Ushiroku ya ki amincewa da umarnin daga Kwantung Army Headquarters don komawa baya, kuma ya kaddamar da wani hari a kan hanyar jirgin kasa na Mukden <unk> Port Arthur, wanda yawancin fararen hula na Japan suka gudu. Duk da haka, Janar Uchiroku ya kasance da matsala ta rashin makamai da kuma isasshen bindigogi, kuma a ranar 13 ga Agusta, 1945, an rushe tsarinsa. Tawayen sojojin Manchukuo a Shinkyō ya kawo karshen kokarinsa na sake tsarawa. Yawancin sojoji da suka tsira daga Rundunar Sojoji ta 3, ciki har da Janar Ushiroku, sun zama fursunoni a Siberia da sauran sassan Tarayyar Soviet bayan da Japan ta mika wuya a ranar 15 ga Agusta, 1945.