暗号通貨が話題だ

N3 通貨 tsuuka currency N3 話題 wadai topic, subject of conversation

N3 暗 an / kura.i, kura.mu, kure.ru darkness, disappear, shade N3 号 gou / sake.bu, yobina nickname, number, item N4 通 tsuu, tsu / too.ru, too.ri, -too.ri, -doo.ri, too.su, too.shi, -doo.shi, kayo.u traffic, pass through, avenue N2 貨 ka / takara freight, goods, property N5 話 wa / hana.su, hanashi tale, talk, parler N4 題 dai topic, subject, sujet

N5 〜が ga Marks the grammatical subject, highlights new information, can also show slight contrast in some sentences