この機械の扱いには注意が必要です

N5 この kono this N3 機械 kikai machine, machinery N1 扱い atsukai treatment, service N4 注意 chuui attention, caution, warning N4 必要 hitsuyou necessary, need

N3 機 ki / hata loom, mechanism, machine N2 械 kai / kase contraption, fetter, machine N1 扱 sou, kyuu / atsuka.i, atsuka.u, atsuka.ru, ko.ku handle, entertain, thresh N4 注 chuu / soso.gu, sa.su, tsu.gu pour, irrigate, shed (tears) N4 意 i idea, mind, heart N3 必 hitsu / kanara.zu invariably, certain, inevitable N3 要 you / i.ru, kaname need, main point, essence

N5 〜です desu Used at the end of a sentence, polite affirmative form, means to be depending on context N5 〜が ga Marks the grammatical subject, highlights new information, can also show slight contrast in some sentences N5 〜に ni Indicates destination, target, arrival point, specific time, or person receiving an action N5 〜で de Indicates where an action happens, means used, tool, cause, or material depending on context N5 〜の no Indicates possession, relation between nouns, nominal explanation, or turns a verb into a noun phrase N5 〜は wa Marks the topic of the sentence, indicates what the sentence is about, can contrast with another element, organizes main information