Ka kammala wannan magana: Da suka dawo Guam, Battalion na 3 ya fara horo don sauka a Miyako Jima, tsibirin da ke kudu da Okinawa. Daga bisani an soke waɗannan umarni, amma har yanzu bataliya ta ga ƙananan yaƙe-yaƙe a 1945, ta shiga cikin ayyukan biyu a Guam da aka tsara don kama sojojin Japan da ke ci gaba a cikin tsaunuka. Wadannan binciken sun faru ne a watan Afrilu da Disamba 1945. 3rd Battalion kuma ya fara shirya don Operation Olympic, inda a matsayin wani ɓangare na V Amphibious Corps, zai sauka a Kushikino, Kagoshima, a Kyūshū. Bayan faduwar bama-bamai na atom a watan Agusta 1945, da kuma
Bayan da Japan ta mika wuya, an raba Bataliya ta 3 daga Rukunin Sojojin Ruwa na 3 a watan Nuwamba 1945 kuma an kashe shi a watan da ya biyo baya a ranar 20 ga Disamba, 1945. Ba da daɗewa ba kafin a kashe shi, duk da haka, 3rd Battalion ya sha wahala da girmamawa na kasancewa na karshe na Amurka da aka kashe a yakin duniya na biyu, lokacin da PFC W.C. Patrick Bates na Kamfanin Kilo ya harbe shi da wani dan wasan Japan a ranar 14 ga watan Disamba a lokacin da yake aiki a Guam (watanni uku bayan karshen yakin basasa).