1989- Photographs (black and white) begin to be used Right: A column about the launch of the Defensive Memorial Cordon system First use of color diagrams and of feature columns Heisei Color photographs first appeared in the 1983 edition CD-ROM included (until 2002) Index first published at the end 2000- 2003● ● ● Began to be published in a more readable A4 format Overall visual appearance enhanced, with pictures of equipment on the cover Special features first published at the beginning ● ● ● Digest first published Columns highlighting the voices of personnel first published Publication on the MOD website began Compact edition published (until 2009) The digest began to be published at the beginning. The idea was that reading the digest would provide an overview of the whole white paper. The first Defense of Japan special feature, “Towards 2000,” was published. Smartphone edition first created First published as an e-book TOPICS “Defense Chronology” first appeared Defense of Japan 14