Yen
Japan functions on Yen.
They use yen.
Yen
as a kind of art
Yen i believe
Herorin and condoms
some copper and I think gold coins were used. Not sure about silver. Mostly in ancient times money was not used. The Barter system was used far more than money.
In Japan they use yen (¥ or 円). One hundred yen is about one US dollar.
English money
Danish Croner is what they use in Greenland for money
Japanese currency is the yen