Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
無色 mushoku colourless, colorless, achromaticiro
三つ mittsu threejlpt5
kita northjlpt5, leda1
空っぽ karappo prázdnýleda1
空ける akeru vyprázdnit (láhev)ichidan, jlpt3, leda1, verb, vtrans