Why are there so many empty seats during Chuseok?Train ticket no show 700,000 seats and 60,000 seats are empty
It turned out that 700,000 train ticket reservation bookings were made during the Chuseok holiday in Baldong-dong every year Of these, 960,000 were eventually disused and trains were operated with empty seats
httpsnnewsnavercomarticle0090005015723
How low is the cancellation fee?
I looked it up 
15 minutes after departure
40 minutes after departure
70 from departure to arrival
No-show burden is almost zero (Laughing) (Laughing)