There was an Imperial Crest of the Chrysanthemum and Muhoto which included a carving of Imperial Prince Muneyoshi/Munenaga's Buddhist name, the "Cloistered Soncho Imperial Prince," that were found in Hase Village where his body was supposed have been buried.)
遺体を埋葬したとされる長谷村から、菊花紋章と宗良親王の法名である尊澄法親王の文字が刻まれた無縫塔二が発見されている。