1. ICAO/Annual Report of the Council. https://www.icao.int/about-icao/Pages/annual-reports.aspx. Last accessed 23 July 2023
2. Japan Civil Aviation Bureau, Ministry of Land, Infrastructure, Transport and Tourism.: [Situation Surrounding Aviation and Future Issues and Initiatives], Kuukou wo torimaku zyoukyou to kongo no kadai torikumi (2022). https://www.mlit.go.jp/policy/shingikai/content/001467196.pdf. Last accessed 23 July 2023 (in Japanese)
3. Ministry of Land, Infrastructure, Transport and Tourism.: [Ranked by airport, based on each fiscal year], Kokudokoutuushou, kuukoubetsu zyunnihyou(in japanese). https://www.mlit.go.jp/koku/15_bf_000185.html. Last accessed 23 July 2023
4. IATA.: Tourism Economics Air Passenger Forecast, March 2022. https://www.iata.org/en/pressroom/2022-releases/2022-03-01-01/. Last accessed 23 July 2023
5. Port and Aviation Department, Kyushu Regional Development Bureau, Ministry of Land, Infrastructure, Transport and Tourism, Japan.: [Environmental Impact Statement for Fukuoka Airport Runway Expansion Project], Kokudokoutsuusyou, kyuushuuseibikyoku, kouwannkoukuubu. https://www.pa.qsr.mlit.go.jp/fap/assessment/index.html#stage_1. Last accessed 23 July 2023 (in Japanese)