The issuance of paper money, that is, of banknotes, in itself is the result of technological innovation. The oldest paper money in Japan is said to be the Yamada Hagaki, which was circulated near Nagoya, in the Ise Yamada area (now Ise City, Mie Prefecture) around the 1600s [References 1 and 2].
However, as our Chief Public Information Officer (CPIO) will confirm, some of our departments sometimes have difficulty in retrieving information that is asked for. We therefore need better documentation and retrieval systems. This has become even more important with computerisation.