A Research for the Central Area of Osaka Castle Using the Method of Arts and Sciences Integration

通过对大坂城本丸地区的钻孔调查分析，发现并三维恢复了德川时期、丰臣时期及其以前的地理特征。特别是丰臣项也使用熟悉的还原方法分析图片，达到了很高的准确性。此外，使用激光测量德川任期的石墙，我们创建了一个石墙的高精度图形。为以后的研究提供了基础资料，为以后的石墙修复工程提供了重要的数据。2014年3月，我们开展了系列讲座，以使这些产品广泛地为公众所知。

As a result of analyzing boring survey around Hommaru area of Osaka castle, we found and restored in three dimensions the geographical feature in Tokugawa term, Toyotomi term and before that. Especially, Toyotomi term's achieved a high accuracy by also using familiar restore method analyzing pictures. Further, using laser measurement for Tokugawa term's stone wall, we created a high accuracy graphic of a stone wall. We got fundamental materials for future researches, and contributed with such important dates to the future restoration project of stone wall. In March 2014, We carried out the serial lectures in order to make these production widely known to the public.