When making train schedule changes or requesting refunds online, before picking up the ticket purchased with a credit card, and at least 6 minutes before the departure time of the train reserved.
Changing a ticket other than a regular ticket (that has no special deal attached), is restricted from the purchase date up to 3 months prior to the boarding date, and is a ticket that can be reserved at that time.
As for the Tokutoku ticket refund requirements, please confirm in advance depending on the product.
When making a reservation and choosing to pay at the train station, you may not revise the ticket prior to picking up the ticket.
※Please be advised that there may be restrictions on changes depending on the credit amount on the credit card.