彼が次期社長の第一候補だ

N5 彼 kare he N5 次 tsugi next, following N4 社長 shachou company president, CEO N5 一 ichi one, number one N3 候補 kouho candidate, option, possibility

N3 彼 hi / kare, kano, ka.no he, that, the N3 次 ji, shi / tsu.gu, tsugi next, order, sequence N3 期 ki, go period, time, date N4 社 sha / yashiro company, firm, office N5 長 chou / naga.i, osa long, leader, superior N1 第 dai, tei No., residence, numéro N5 一 ichi, itsu / hito-, hito.tsu one, one radical (no.1), un N3 候 kou / sourou climate, season, weather N2 補 ho / ogina.u supplement, supply, make good

N5 〜が ga Marks the grammatical subject, highlights new information, can also show slight contrast in some sentences N5 〜の no Indicates possession, relation between nouns, nominal explanation, or turns a verb into a noun phrase