It is considered reasonable that only the person in power, Nobunaga, did not agree to the Emperor's abdication, thus there was no financial backup to pay the enormous expense of organizing various related ceremonies or building a palace for the Retired Emperor Ogimachi (Emperor Ogimachi) after he retired.
これは譲位に関する諸儀式や退位後の正親町上皇（天皇）の御所の造営などの莫大な経費を捻出できる唯一の権力者である信長が、譲位に同意しなかったからとするのが妥当とされている。