A friend from Korea told me about his restaurant is selling “Gyukatsu-beef cutlet”. I am familiar with tonkatsu but never had Gyukatsu so I was very curious and wanted to try it so badly. Here you can find the restaurant which served good Gyukatsu in this post. Kachumi Gyukatsu 카츠미 규카츠 https://seoulwanderluststories.wordpress.com/2017/02/02/favourite-places-to-eat-in-sinchon-part-1/ http://jpninfo.com/79494 Guykatsu is…