データに基づいて正確な判断をする必要がある

N5 する suru do, perform, try N4 必要 hitsuyou necessary, need

N1 基 ki / moto, motoi fundamentals, radical (chem), counter for machines N4 正 sei, shou / tada.shii, tada.su, masa, masa.ni correct, justice, righteous N3 確 kaku, kou / tashi.ka, tashi.kameru assurance, firm, tight N3 判 han, ban / waka.ru judgement, signature, stamp N3 断 dan / ta.tsu, kotowa.ru, sada.meru severance, decline, refuse N3 必 hitsu / kanara.zu invariably, certain, inevitable N3 要 you / i.ru, kaname need, main point, essence

N5 〜が ga Marks the grammatical subject, highlights new information, can also show slight contrast in some sentences N5 〜を o Marks the direct object of an action, appears before the verb, shows what receives the action N5 〜に ni Indicates destination, target, arrival point, specific time, or person receiving an action