Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
六つ muttsu sixjlpt5
ichi onejlpt5
百万 hyakuman (1)1,000,000, one million, million, (2)many mix
十億 juuoku 1,000,000,000, billion (American), (obs) milliard (British)mix
七つ nanatsu sevenjlpt5