These pictorial materials include various scenes such as the decapitation of merchants, who were abducted by retainers after accidentally passing in front of the gate, on the pretext of military art training.
これらの絵画史料から、館の前をたまたま通りがかった商人らが郎党に拉致され、武芸訓練として斬首される様子などをうかがい知ることができる。