Group 1 - China Southern Airlines, Air China, and China Eastern Airlines have announced special handling procedures for tickets related to flights to Japan due to recent travel advisories from the Ministry of Foreign Affairs [1][29] - The applicable tickets for China Southern Airlines are those purchased or exchanged before November 15, 2025, with travel dates between November 15, 2025, and December 31, 2025, involving flights to and from Japan [2][3] - For ticket changes, China Southern Airlines allows the first change to the same itinerary without a fee, while subsequent changes will follow the ticket usage conditions [2][3] Group 2 - Air China's special handling applies to tickets purchased or exchanged before November 15, 2025, for flights to specific Japanese cities during the same travel window [7][8] - Air China offers a fee waiver for the first change of ticket, but additional fees may apply for fare differences [10][11] - The notification for Air China will take effect from November 15, 2025 [13] Group 3 - China Eastern Airlines has issued similar guidelines for tickets involving flights to various Japanese cities, with the same purchase and travel date conditions [16][18] - Changes to tickets with China Eastern Airlines can be made without a fee for the first change if it is within three days of the original flight [19][20] - The policy for China Eastern Airlines also emphasizes the need to cancel any pre-booked services before making changes [23] Group 4 - Hainan Airlines has set similar rules for tickets purchased before November 15, 2025, for flights to Japan, allowing for fee-free changes and cancellations under specific conditions [25] - Sichuan Airlines has also announced special handling for tickets issued before November 15, 2025, with similar rules for changes and cancellations [27] - All airlines emphasize the importance of adhering to the specified timelines for cancellations and changes to ensure compliance with the new policies [25][27]