In the Genroku era, Ogiwara withdrew high-purity Keicho Koban (gold oval coins) and Keicho Chogin (silver oval coins) and issued Genroku koban and Genroku chogin, low in gold and silver content, and, under the reign of Ienobu, he issued Hoei koban and Hoei chogin anew on his own authority without obtaining permission from the Shogun as a monetary policy to make up a government deficit.
荻原は元禄期、いままでの高純度の慶長小判慶長丁銀を回収し金銀含有率の低い元禄小判元禄丁銀を発行し、家宣時代になってからも将軍の承諾を取り付けることなく独断で宝永小判宝永丁銀を発行し、幕府財政の欠損を補うという貨幣政策をとった。