Vocabulary consisting only from characters you are able to read
十億
じゅうおく
1,000,000,000, billion (American), (obs) milliard (British)mix
白黒
しろくろ
(1)black and white, monochrome, (exp,vs) (2)good and evil, right and wrong, guilt and innocence iro
兆
ちょう
(1)sign, omen, indication, portent, (num) (2)10^12, 1,000,000,000,000, trillion (American), (obs) billion (British) mix