この案件は後輩に譲ることにした

N5 この kono this N3 案 an plan, proposal, idea N3 件 ken case, matter, item, issue N3 後輩 kouhai junior, younger colleague N3 譲る yuzuru yield, transfer, hand over

N1 案 an / tsukue plan, suggestion, draft N3 件 ken / kudan affair, case, matter N5 後 go, kou / nochi, ushi.ro, ushiro, ato, oku.reru behind, back, later N1 輩 hai / -bara, yakara, yakai, tomogara comrade, fellow, people N1 譲 jou / yuzu.ru defer, turnover, transfer

N4 〜ことにする koto ni suru Indicates a voluntary decision made by the speaker or group, attaches to a verb, means decide to do N4 〜し shi Indicates multiple reasons or qualities, connects clauses or adjectives, means besides that, and also N5 〜に ni Indicates destination, target, arrival point, specific time, or person receiving an action N5 〜と to Indicates company, quotation, natural condition, complete list, or direct connection between elements N5 〜の no Indicates possession, relation between nouns, nominal explanation, or turns a verb into a noun phrase N5 〜は wa Marks the topic of the sentence, indicates what the sentence is about, can contrast with another element, organizes main information