由日本畠山清行著的《陆军中野学校》一书(刘音兰译,群众出版社1986年出版),透露了侵华日军的军费开支密闻,摘录如下: “日本登户研究所伪造的纸币,尤其是为在中国大陆购买必需物资而运进中国的那一批伪币—— The “Army Nakano School” (translated by Liu Yolan and mass press, 1986) published by Yushan of Japan and disclosed by the mass publishing house in 1986 disclosed the following: "The Japan Institute of Registration forged falsely Banknotes, especially those sent to China for the purchase of necessary supplies in mainland China -