generated at
景観法
https://www.mlit.go.jp/crd/townscape/keikan/pdf/keikanhou-gaiyou050901.pdf
景観重要樹木
https://www.mlit.go.jp/toshi/townscape/toshi_townscape_tk_000028.html

https://www.mlit.go.jp/crd/townscape/gakushu/data1/demaekouza_all.pdf