Board Thread:General Discussion/@comment-160.86.29.157-20190211150839/@comment-33336716-20190223063707

As Korean myself, I've been used my mastercard for entire KC playthrough... Sorry that this advise may not that accurate, convenient, or proven way.

http://m.giftcat.kr

I just googled about your question and I found this; you may perchase foreign gift & point card by korean currency. Good luck!