Ticket Cancellation
* Class Y-K:   a fees of 5% will be deducted
* Class H-L:   a fees of 10% will be deducted
* Class S-B:   a fees of 30% will be deducted

Ticket Change
* Class Y-K: Any change is subject to the availability of the same class, upgrading subject to payment of fare difference.
* Class H-L: Any change is subject to the availability of the same class, free for the first change and 10% surcharge for the second change, upgrading subject to payment of fare difference
* Class S-B: Any change is subject to the availability of the same class and 20% surcharge, upgrading subject to payment of fare difference