 Nyorai kupfuurira kwendima iyi - Muna 1943, neIndonesia zvino iri pasi pokubatwa neJapan, Umar akanyoresa nemapoka evechiduku aishanda pasi pokutarisirwa neHurumende Yokubata yeJapan. Aya mapoka evechiduku akagovera kurovedza muviri uko Umar akaita. Izvi zvakateverwa muna Gumiguru 1944 nePETA, boka rinobatsira raiumbwa nevashandi veIndonesia iro raifanirwa kubatsira maJapan mukurwisa maAllies. Apo Indonesia yakazivisa Rusununguko rwayoUmar, kufanana nevamwe vechiduku vakawanda vezera rake akabatana neTKR The Peoples Security Soldiers, boka rakatangira TNI. 