彼がサインした書類を確認する

N5 彼 kare he N3 サイン sain sign, signature, autograph N3 書類 shorui documents, papers, official forms N3 確認 kakunin confirmation, verification N5 する suru do, perform, try

N3 彼 hi / kare, kano, ka.no he, that, the N5 書 sho / ka.ku, -ga.ki, -gaki write, écrire, escritura N3 類 rui / tagu.i sort, kind, variety 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 〜が ga Marks the grammatical subject, highlights new information, can also show slight contrast in some sentences N5 〜を o Marks the direct object of an action, appears before the verb, shows what receives the action