“皇姑屯炸车案”的“直接责任人”是日本关东军，日本军部也与阴谋策划的关联甚深，这已为史学界所确认。
History field confirms that Japanese Guandong Army is the person in direct responsibility of " Huanggu Village Explosive Case ", and Japanese Army headquarters is closely related with the plot of that .
皇姑屯