Vocabulary consisting only from characters you are able to read
一兆
iččou
1,000,000,000,000, one trillion, one billion (obs. British)mix
億
oku
(num) 100,000,000, hundred millionjlpt4
土木
doboku
public worksmix
黄金
ougon
gold; (n,adj-no) gold; (n,adj-no) gold; goldmix
年金
nenkin
annuity, pensionmix
男女
dandžo
man and woman, men and womenmix