彼女は大会に参加することを決めた

N5 彼女 kanojo she N3 大会 taikai tournament, convention, large meeting N3 参加 sanka participation, joining N5 する suru do, perform, try N1 決 ketsu decision, vote

N3 彼 hi / kare, kano, ka.no he, that, the N5 女 jo, nyo, nyou / onna, me woman, female, femme N5 大 dai, tai / oo-, oo.kii, -oo.ini large, big, grand N4 会 kai, e / a.u, a.waseru, atsu.maru meeting, meet, party N3 参 san, shin / mai.ru, mai-, majiwaru, mitsu nonplussed, three (in documents), going N3 加 ka / kuwa.eru, kuwa.waru add, addition, increase N3 決 ketsu / ki.meru, -gi.me, ki.maru, sa.ku decide, fix, agree upon

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 〜と to Indicates company, quotation, natural condition, complete list, or direct connection between elements N5 〜は wa Marks the topic of the sentence, indicates what the sentence is about, can contrast with another element, organizes main information