Vocabulary consisting only from characters you are able to read
紅白
こうはく
red and white, colours for festive or auspicious occasions (colors)iro
億
おく
(num) 100,000,000, hundred millionjlpt4
日銀
にちぎん
(abbr) Bank of Japan, BOJ, BoJmix
と金
ときん
Promoted pawn ("tokin")Shogi