This is certainly very bad news for the tourist industry. On the more positive side, an article about new flights between Jeju and Kumamoto was also in my feed today. If you are interested, check out both. -- Kirk
https://www.travelandtourworld.com/news/article/om6xgcbbzmxn/
https://mainichi.jp/english/articles/20260821/p2g/00m/0na/002000c