Four of Korea's best KOF players went to Japan to play in a Korea v Japan event, which didn't actually happen, so they ended up doing a 4v20 which is one of the best KOF XIII events to date. Plenty of amazing matches and tons to learn. Check them out on Emilll's channel.
Here are the list of players, notable ones in bold:
Korea: (Kensouzzang, Lacid, Dal-Tong, and Mad KOF)
Japan: HimoJoe, Kozuka, Ringo, Yanagi, Kaki, Pam, Kekyakko, Kei, Toushin (Ruiko), Megane, Myu, Asuki-Neko, Shoki, Haregoro, Nagihey, MOA, Rinomoto, Yuuki-, Muteki no Ryu, KouKou Panda