Immediately after WWII, unlike statisticians’ reforms, accountants failed to establish the Cabinet-controlled Accounting Committee and Accounting Law which were originally envisaged as the key to successful “Accountics”: the management of the socio-economy through standardized accounting (Part I). Nevertheless, July 1948 is regarded as the beginning of Japan’s accounting revolution, as academic accountants accomplished a series of fundamental reforms. Part II examines the process through which micro financial systems were swiftly developed as a microfoundation of the new “democratic” socio-economy. First, academics implemented new accounting for large companies in order to dilute the Zaibatsu- and Imperial-centred regime; followed by cen...