Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
roku (num) sixjlpt5
赤えい akaei stingraydoubutsu
田んぼ tanbo paddy field, farmmix
čou (1)sign, omen, indication, portent, (num) (2)10^12, 1,000,000,000,000, trillion (American), (obs) billion (British) mix
四十 jondžuu 40math