The term derives from the following passage in the petition: 'As we observe how the present government fares, it resides neither in the emperor above nor in the people below, but it solely belongs to 'Yushi.'
この中にある「臣等伏シテ方今政権ノ帰スル所ヲ察スルニ、上帝室ニ在ラス下人民ニ在ラス、而独有司ニ帰ス」の言に由来している。