Vocabulary consisting only from characters you are able to read
一京
ičikjou
deset trilionůmix
一兆
iččou
1,000,000,000,000, one trillion, one billion (obs. British)mix
億
oku
(num) 100,000,000, hundred millionjlpt4
百京
hjakukjou
kvadrilionmix
百
hjaku
(num) 100, hundredjlpt5