この製品には重大な欠陥が見つかった

N5 この kono this N3 製品 seihin manufactured product, finished goods N3 重大 juudai serious, important,重大 N3 欠陥 kekkan defect, flaw, deficiency

N1 製 sei made in..., manufacture, "fabriqué en" N4 品 hin, hon / shina goods, refinement, dignity N4 重 juu, chou / e, omo.i, omo.ri, omo.nau, kasa.neru, kasa.naru, omo heavy, important, esteem N5 大 dai, tai / oo-, oo.kii, -oo.ini large, big, grand N3 欠 ketsu, ken / ka.keru, ka.ku lack, gap, fail N1 陥 kan / ochii.ru, otoshii.reru collapse, fall into, cave in N5 見 ken / mi.ru, mi.eru, mi.seru see, hopes, chances

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 〜の no Indicates possession, relation between nouns, nominal explanation, or turns a verb into a noun phrase N5 〜か ka Marks a question, alternative, or uncertainty, appears at the sentence end or between options N5 〜は wa Marks the topic of the sentence, indicates what the sentence is about, can contrast with another element, organizes main information