NHK said police had received information of the threat and that the emergency landing prompted Chubu airport to temporarily suspend takeoffs and landings.

Source: https://www.theguardian.com/business/2023/jan/07/jetstar-flight-forced-to-make-emergency-landing-in-central-japan-after-receiving-bomb-threat

The investors include longtime business partners such as Chubu Electric Power.

Source: https://www.shorenewsnetwork.com/2023/03/27/analysis-the-15-billion-scramble/

The Kishida administration plans to remove a restriction allowing direct flights from Japan to mainland China to land at Narita, Haneda, Kansai, and Chubu.

Source: https://www.chiangraitimes.com/news/japan-lift-covid-border-controls/