彼は申込書に必要事項を記入した

N5 彼 kare he N1 申込 moushikomi application, request, proposal N4 必要 hitsuyou necessary, need N1 事項 jikou matter(s), item(s), facts N3 記入 kinyuu entry, filling in, form input

N5 入 nyuu, ju / i.ru, -i.ru, -i.ri, i.reru, -i.re, hai.ru enter, insert, entrer

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 〜に ni Indicates destination, target, arrival point, specific time, or person receiving an action N5 〜は wa Marks the topic of the sentence, indicates what the sentence is about, can contrast with another element, organizes main information