1. 1) Agency for Cultural Affairs : A list of important preservation district of historic buildings https://www.bunka.go.jp/seisaku/bunkazai/shokai/hozonchiku/judenken_ichiran.html (accessed 2020.3.17) 文化庁 : 重要伝統的建造物群保存地区一覧
2. 2) Agency for Cultural Affairs : https://www.bunka.go.jp/pr/publish/bunkachou_geppou/2011_06/series_13/series_13.html (accessed 2020.3.17) 文化庁 : 伝建地区を見守る人々 伝建歳時記 文化庁月報 2011.6 (No. 513)
3. 3) Nakamura H., Kuroda N. : Existing conditions and prospects of the street pavement in Preservation Districts for Groups of Traditional Buildings, Journal of Architecture and Planning (Transactions of AIJ), Vol. 75 No. 657, pp. 2729-2736, 2010.11 (in Japanese) 中村遥子, 黒田乃生 : 伝統的建造物群保存地区における街路舗装の現状と課題, 日本建築学会計画系論文集, 第75巻, 第657号, pp. 2729-2736, 2010.11
4. 4) Nakao A., Nishiyama N., Study on the Preservation and Improvement of the Wall and Fence as Townscape Elements: Case study on the Hagishi Horiuchi Preservation District for Groups of Historic Buildings in Hagi-city, Proceedings of Annual Research Meeting, Kyushu Chapter, Architectural Institute of Japan (AIJ). pp. 253-256, 2003.3 (in Japanese) 中尾明日美, 西山徳明 : 伝建地区における景観要素としての塀垣の保存・整備に関する研究, 日本建築学会九州支部研究報告, pp. 253-256, 2003.3
5. 5) Hirayama A., Tsuchida H. : A Study on the Streetscape in an Area of Historic Town: Summaries of Technical Papers of Annual Meeting, Summaries of Technical Papers of Annual Meeting, Architectural Institute of Japan, City Planning, pp. 1057-1058, 2015.7 (in Japanese) 平山晶水, 土田寛 : 歴史的市街地における街路景観に関する研究: 印象評価実験を用いた分析, 日本建築学会大会学術講演梗概集, 都市計画, pp. 1057-1058, 2015.7