とうせん
Meanings
Noun
1. knife money; bronze coin of ancient China, shaped like an opened straight razor
Pitch accent
うせん
Composed of
sword (esp. Japanese single-edged); katana; scalpel; chisel; burin; knife money (knife-shaped commodity money used in ancient China)
sen (hundredth of a yen); coin made of non-precious materials; one-thousandth of a kan (as a unit of currency); (arch.) one-thousandth of a kan (as a unit of mass)