Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
聞く きく to hear, to listen, to askgodan, jlpt5, leda1, verb, vtrans
開曲線 かいきょくせん open curvemath
国庫 こっこ national treasurymix
青春 せいしゅん mládí, mladostleda1
一京 いちきょう deset trilionůmix