彼女は手紙を畳んで封筒に入れた

N5 彼女 kanojo she N5 手紙 tegami letter N4 畳 tatami tatami mat N5 封筒 fuutou envelope

N3 彼 hi / kare, kano, ka.no he, that, the N5 女 jo, nyo, nyou / onna, me woman, female, femme N4 手 shu, zu / te, te-, -te, ta- hand, main, mano N4 紙 shi / kami paper, papier, papel N2 畳 jou, chou / tata.mu, tatami, kasa.naru tatami mat, counter for tatami mats, fold N2 封 fuu, hou seal, closing, sceller N2 筒 tou / tsutsu cylinder, pipe, tube N5 入 nyuu, ju / i.ru, -i.ru, -i.ri, i.reru, -i.re, hai.ru enter, insert, entrer

N4 〜ので node Indicates cause or reason in a softer way than kara, connects two clauses, often used in polite explanations 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 〜で de Indicates where an action happens, means used, tool, cause, or material depending on context N5 〜は wa Marks the topic of the sentence, indicates what the sentence is about, can contrast with another element, organizes main information