Kammala wannan jumla: "Fusō" an sanya shi zuwa Kwalejin Kwalejin Jafananci ta Imperial a Etajima, Hiroshima, don amfani da shi a matsayin jirgin horo tsakanin 15 ga Nuwamba 1942 da 15 ga Janairu 1943. A ranar 8 ga Yuni, ta ceto mutane 353 da suka tsira daga "Mutsu" lokacin da jirgin ya fashe a Hashirajima. Bayan da aka kawo kayan aiki zuwa Truk Naval Base a watan Agusta, "Fusō" ya yi wa Eniwetok watanni biyu bayan haka don ya kasance a cikin matsayi don hana wani harin da ake tsammani, ya koma Truk a ranar 26 ga Oktoba. Ya isa ranar 21 ga Fabrairu a Tsibirin Lingga, kuma an yi amfani da shi a can a matsayin jirgin horo, kafin a sake gyara shi a Singapore tsakanin 13 zuwa 27 ga Afrilu kuma ya koma Lingga. An tura ta zuwa Tawi-Tawi a ranar 11 ga Mayu, kuma ta ba da kariya ga ƙoƙarin da aka yi na rashin nasara.
kara karfafa tsibirin Biak a karshen watan. "Fusō" ya tashi zuwa tsibirin Tarakan daga Borneo don yin tanadi a farkon watan Yuli kafin ya koma Japan, ya tsere daga harin jirgin ruwa. An sake gyara ta a farkon watan Agusta a Kure.