Although his behavior afterwards remains unclear, it is said that his grave (Tomomori-zuka) is in Koenbo, Hatsuse Town, Miura City in the Miura Peninsula, where the place name is said to have been taken from Tomomori's homyo (a Buddhist name given to a person who has died or has entered the priesthood).
その後の動向ははっきりしないが、三浦半島の三浦市初声（はつせ）町の高円坊に墓（朝盛塚）があり、その地名も朝盛の法名から取ったものと伝えられている。