彼は郵便受けを確認した

N5 彼 kare he N3 郵便 yuubin mail, postal service N3 確認 kakunin confirmation, verification

N3 彼 hi / kare, kano, ka.no he, that, the N2 郵 yuu mail, stagecoach stop, courrier N3 便 ben, bin / tayo.ri convenience, facility, excrement N3 受 ju / u.keru, -u.ke, u.karu accept, undergo, answer (phone) N3 確 kaku, kou / tashi.ka, tashi.kameru assurance, firm, tight N3 認 nin / mito.meru, shitata.meru acknowledge, witness, discern

N4 〜し shi Indicates multiple reasons or qualities, connects clauses or adjectives, means besides that, and also N5 〜を o Marks the direct object of an action, appears before the verb, shows what receives the action N5 〜は wa Marks the topic of the sentence, indicates what the sentence is about, can contrast with another element, organizes main information