彼女はこの技をマスターするのに3年かかった

N5 彼女 kanojo she N5 この kono this N1 技 waza art, technique N3 マスター masutaa bar owner, master (e.g., arts, science) N5 する suru do, perform, try N5 年 toshi year, age

N3 彼 hi / kare, kano, ka.no he, that, the N5 女 jo, nyo, nyou / onna, me woman, female, femme N2 技 gi / waza skill, art, craft N5 年 nen / toshi year, counter for years, année

N4 〜のに noni Indicates unexpected contrast, connects two opposing ideas, means although, despite, even though 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 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