When planning a trip to Korea, what would concern you most about booking a personal color analysis?

For anyone planning a trip to Korea and considering booking a personal color analysis in advance, what would make you hesitate?

Would you be concerned about the language barrier, unclear pricing, the accuracy of the results, whether the analysis works well for different skin tones and ethnicities, or something else?

What information would you want to know before your trip to feel comfortable choosing and booking a studio?