1. Aomori City. 1999. “Aomorishi toshi keikaku masutā puran [Aomori City Master Plan].” Accessed December 3, 2022. https://www.city.aomori.aomori.jp/toshi-seisaku/shiseijouhou/matidukuri/toshikeikaku/01.html.
2. Aomori City. 2007. “Aomorishi chūshin shigaichi kasseika kihon keikaku [Aomorori City Basic Plan for City-Centre Revitalization].” Accessed December 10, 2022. https://www.city.aomori.aomori.jp/keizai-seisaku/shiseijouhou/matidukuri/toshidukuri/chuushin-shigaiti/documents/2303_chuushinshigaichi_kihonkeikaku.pdf.
3. Aomori City. 2012. “Nintei chūshin shigaichi kasseika kihon keikaku no saishū fōrōappu ni kansuru hōkoku [Final Follow-up Report on the Approved Basic Plan for City-Center Revitalization].” Accessed December 10, 2022. https://www.city.aomori.aomori.jp/keizai-seisaku/shiseijouhou/matidukuri/toshidukuri/chuushin-shigaiti/documents/chukatu_houkoku.pdf.
4. Aomori City. 2016. “Shinsei Auga o mezashite: shi no taiō hōshin [Towards the new Auga: City’s Future Policy].” Accessed December 3, 2022. https://www.city.aomori.aomori.jp/koho-kocho/shiseijouhou/aomorishi-konnamati/shityounoheya/kisyakaiken/heisei27/documents/rinji20160215-02-04.pdf.
5. Aomori City Assembly. December 3, 2008. Minutes of Aomori City Assembly, 4th plenary session, No. 3. Assembly-member Akiyama Mitsuo’s assembly questions.