I booked a lot of tickets from June 7th to 13th for 3 people and they have been paid already.
I bought them trough SBB mobile from Japan.
We cannot visit swizterland because of trouble.
Can I cancel them. Ticket IDs are as follows,
266281365748, 676752332775,160278453560
001876750052,557028471014,797610048539
4688447065564,768746529673,542225029075
048475230022,656391573162,295924562147
316121885791,847999828096,531496000971
717001900091,593462845688,024756753432
And I also have Swiss Half Fare Card and Gotthard Panorama express supplement.
I also cancel them if possible.