There are many types of OKA surfers in "Ruke 8" and there are many flags. First of all, the OKA surfers (Pirate Another), which is roughly located near the coast of Fanatic Landis. Detailed location is right in the fanatic Landis, Northeast Store BLACK BOAT.
Rulong 8 Extraordinary Where is the OKA Surfer Flag
OKA Surfer Collection
Flag