Vocabulary consisting only from characters you are able to read
土木
doboku
public worksmix
億
oku
(num) 100,000,000, hundred millionjlpt4
七日
nanoka
seven days, the seventh day of the monthjlpt5, toki
十億
džuuoku
1,000,000,000, billion (American), (obs) milliard (British)mix
日銀
ničigin
(abbr) Bank of Japan, BOJ, BoJmix
色々
iroiro
(1)various, (2)(arch) various colors (colours) mix