This jutsu is similar as Yamato's Wood Release: 4 Corners House, but it made of mud or earth. Dono was inspired by well known Yamato and how he helped build Konho's buildings with his multi-version of 4 Corners House jutsu. It took Dono a few months to get it right. This is one of the Dono's jutsu that was inspired by his idol, Yamato.