Vocabulary consisting only from characters you are able to read
kanji
おく
(num) 100,000,000, hundred million
kanji
ひゃくまん
(1)1,000,000, one million, million, (2)many
kanji
いっちょう
1,000,000,000,000, one trillion, one billion (obs. British)
kanji
きざし
signs, omen, symptoms
kanji
ちょう
(1)sign, omen, indication, portent, (num) (2)10^12, 1,000,000,000,000, trillion (American), (obs) billion (British)
kanji
おかあさん
(honorable) mother