Vocabulary consisting only from characters you are able to read
億
おく
(num) 100,000,000, hundred millionjlpt4
紅白
こうはく
red and white, colours for festive or auspicious occasions (colors)iro
緑の日
みどりのひ
(n) Greenery Day (national holiday; May 4)namae, toki
一京
いちきょう
deset trilionůmix
と金
ときん
Promoted pawn ("tokin")Shogi
黄金
おうごん
gold; (n,adj-no) gold; (n,adj-no) gold; goldmix