As the designated vendor for the Imperial Court, he dealt with plenty of materials and goods including those for the construction work of the Kyoto Imperial Palace, the wedding of Princess Kazunomiya with the Tokugawa shogun and for the visit of Iemochi TOKUGAWA to the Imperial Palace.
京都御所御造営や和宮御降嫁花嫁道具、徳川家茂御上洛道具など多数の御用を司る。