必要な情報を集めました。

N4 必要 hitsuyou necessary, need

N3 必 hitsu / kanara.zu invariably, certain, inevitable N3 要 you / i.ru, kaname need, main point, essence N3 情 jou, sei / nasa.ke feelings, emotion, passion N3 報 hou / muku.iru report, news, reward N4 集 shuu / atsu.maru, atsu.meru, tsudo.u gather, meet, congregate

N5 〜ます masu Used at the end of verbs, polite present or future form, makes the sentence more polite 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