As the amount of production of silver increased, and the commodity market in Saigoku (the Western Province) was becoming more and more active during the Sengoku period, silver and rice, instead of coins, became a common basis for value.
戦国時代後期には銀生産量の増加や西国流通経済の活性化などから、銭に代わって銀や米が価値の基本となりつつあった。