Keywords: Plan of Daidairi.jpg en Plan of Daidairi Transcribed by Mori Koan in 1750 ja 皇城大内裏 図 寛延3年 1750 ja 森幸安書写 http //www digital archives go jp/gallery/view/category/categoryArchivesEn/0200000000/default Mori Koan 1750 PD-old-100 Plans of Heian Palace |