会議に先立って資料を確認しておいた

N4 会議 kaigi business meeting; conference N5 先 saki ahead / previous / destination N2 資料 shiryou materials, data N3 確認 kakunin confirmation, verification

N4 会 kai, e / a.u, a.waseru, atsu.maru meeting, meet, party N3 議 gi deliberation, consultation, debate N5 先 sen / saki, ma.zu before, ahead, previous N4 立 ritsu, ryuu, rittoru / ta.tsu, -ta.tsu, ta.chi-, ta.teru, -ta.teru, ta.te-, tate-, -ta.te, -da.te, -da.teru stand up, rise, set up N3 資 shi assets, resources, capital N4 料 ryou fee, materials, redevance N3 確 kaku, kou / tashi.ka, tashi.kameru assurance, firm, tight N3 認 nin / mito.meru, shitata.meru acknowledge, witness, discern

N4 〜ておく te oku Indicates an action done in advance as preparation, attaches to the te-form verb, means do beforehand 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