Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
空く aku to become vacantgodan, jlpt3, jlpt5, leda1, verb, vintrans
空手 karate karatesport
sora skyjlpt5, leda1, shizen
手にする tenisuru (1)to hold (in one's hand), to take (into one's hand), (2)to own, to obtain suru
onadži; onadžiku; kurikaeši; dounodžiten; noma množné číslo (sometimes voiced); repetition of kanji (sometimes voiced); repetition of kanji (sometimes voiced); repetition of kanji (sometimes voiced); repetition of kanji (jen výjmečně)
手がかり tegakari (1)clue, key, trail, scent, track, contact, (2)handhold, on hand mix
空っぽ karappo prázdnýleda1
手のひら tenohira palmhito
te handhito, jlpt5
空ける akeru vyprázdnit (láhev)ichidan, jlpt3, leda1, verb, vtrans