Vocabulary consisting only from characters you are able to read
白黒
shirokuro
(1)black and white, monochrome, (exp,vs) (2)good and evil, right and wrong, guilt and innocence iro
主に
omoni
mainly, primarilymix
兆
chou
(1)sign, omen, indication, portent, (num) (2)10^12, 1,000,000,000,000, trillion (American), (obs) billion (British) mix
緑の日
midorinohi
(n) Greenery Day (national holiday; May 4)namae, toki
百
hyaku
(num) 100, hundredjlpt5