Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
空ける akeru vyprázdnit (láhev)ichidan, jlpt3, leda1, verb, vtrans
sora skyjlpt5, leda1, shizen
空っぽ karappo prázdnýleda1
手にする tenisuru (1)to hold (in one's hand), to take (into one's hand), (2)to own, to obtain suru
空手 karate karatesport