A position called 'Kakeya' in domain was in charge of procuring goods, managing the proceeds from selling rice collected as annual taxes, transferring money to the countries and lords' residences, and 'daimyo-gashi' or lending money to feudal lords in case of fund shortage, and powerful exchangers were often appointed as kakeya.
諸藩における商品調達および年貢米売却などの代金の管理、また国許および武家屋敷への送金、さらに資金が不足した場合の貸付、いわゆる「大名貸」を行う役職は掛屋（かけや）と呼ばれ、大手両替商の中から任命されることが多かった。