Nijo Kawaha no Rakusho are writings collected in "Kenmu Nenkan-ki," a record of the Kenmu era which was handed down in the Machino clan, which was the head of Monchujo (Board of Inquiry) in Muromachi bakufu (Japanese feudal government headed by a shogun).
二条河原の落書（にじょうがわらのらくしょ）とは、室町幕府問注所執事の町野氏に伝わる『建武年間記(建武記)』に収録されている文である。