約束した。ところが彼は来なかった

N4 約束 yakusoku promise, appointment, arrangement N3 ところが tokoroga however, while, even if N5 彼 kare he N3 来 rai next, coming, prefix for time

N3 約 yaku / tsuzu.maru, tsuzu.meru, tsuzuma.yaka promise, approximately, shrink N3 束 soku / taba, taba.neru, tsuka, tsuka.neru bundle, sheaf, ream N3 彼 hi / kare, kano, ka.no he, that, the N5 来 rai, tai / ku.ru, kita.ru, kita.su, ki.tasu, ki.taru, ki, ko come, due, next

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 〜と to Indicates company, quotation, natural condition, complete list, or direct connection between elements N5 〜か ka Marks a question, alternative, or uncertainty, appears at the sentence end or between options N5 〜は wa Marks the topic of the sentence, indicates what the sentence is about, can contrast with another element, organizes main information