Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
戦う tatakau to fight/to battle/to combat/to struggle against/to wage war/to engage in contest/(P)godan, sensou, verb, vintrans
samurai samuraisensou
アメリカ軍 amerikagun U.S. forces, American militarysensou
cucu gun, rifle, small arms; gun, cannon, artillery, ordnancemix
撃つ ucu (1)to shoot (at), (2)to attack, to defeat, to destroy, to avenge godan, verb
ikusa (1)war, battle, campaign, fight, (2)(arch) troops, forces; (3)war, battle, (4)match, competition mix
軍隊 guntai army, troopsmix
忍び šinobi (1)stealth, (2)(abbr) travelling incognito (traveling), (3)(abbr) ninjutsu, (4)(abbr) ninja, (5)sneak theft, sneak thief, (6)tolerance mix
攻める semeru to attack, to assaultichidan, verb, vtrans
cuwamono (1)war, battle, campaign, fight, (2)(arch) troops, forces; (3)soldier, warrior, (4)strong man, exceptional person, man of courage; (5)(common) soldier, rank and file, (6)army, troops, (7)warfar mix