Purchasing is even more unreliable. Colleagues found a purchasing agent and bought fakes. Fortunately, it's not expensive. It costs money to buy a lesson. Even in Korea, in addition to regular duty-free shops, there will be fakes if you don't touch them.
Snow show is so expensive, I suggest you buy it at a domestic counter. If it's too expensive, go to Korea and buy ten sets of eight sets at a time, and the ticket money will come out.