彼女は日本文字の歴史を調べてる

N5 彼女 kanojo she N5 彼 kare he N3 日本 nippon Japan N3 文字 moji / monji letter, character, written symbol N4 歴史 rekishi history N1 調べ shirabe investigation, inspection

N3 彼 hi / kare, kano, ka.no he, that, the N5 女 jo, nyo, nyou / onna, me woman, female, femme N5 日 nichi, jitsu / hi, -bi, -ka day, sun, Japan N5 本 hon / moto book, present, main N4 文 bun, mon / fumi, aya sentence, literature, style N4 字 ji / aza, azana, -na character, letter, word N2 歴 reki, rekki curriculum, continuation, passage of time N2 史 shi history, chronicle, histoire N3 調 chou / shira.beru, shira.be, totono.u, totono.eru tune, tone, meter

N5 〜ている te iru Indicates ongoing action, continuous state, repeated habit, or resulting condition depending on context N5 〜を o Marks the direct object of an action, appears before the verb, shows what receives the action 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