| July, 1984: The ministries concerned announced 'An investigation for compiling a plan for comprehensive development of the Keihanna area,' based on the investigation in fiscal year 1982 to fiscal year 1983. |
1984年7月 関係省庁が、1982～1983年度の調査結果、「京阪奈地域総合整備計画調査」を発表。 |