Vocabulary consisting only from characters you are able to read
kanji
sen
1,000, thousand
kanji
juuoku
1,000,000,000, billion (American), (obs) milliard (British)
kanji
chou
(1)sign, omen, indication, portent, (num) (2)10^12, 1,000,000,000,000, trillion (American), (obs) billion (British)
kanji
okaasan
(honorable) mother
kanji
man
(num) 10,000, ten thousand, (adv) myriads, all
kanji
hyakukyou
kvadrilion
kanji
oku
(num) 100,000,000, hundred million
kanji
miyako
capital city
kanji
icchou
1,000,000,000,000, one trillion, one billion (obs. British)