Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
roku (num) sixjlpt5
oku (num) 100,000,000, hundred millionjlpt4
kjuu ninejlpt5, mix
iči onejlpt5
十億 džuuoku 1,000,000,000, billion (American), (obs) milliard (British)mix