Koi Karp Share definition Flag A warcry used by fuedal Japanese Samurai. -Samurai#1 lunges towards the enemy, katana in hand- Samurai#1: "KOI KARP!!" Koi Karp by SOONEIYT January 24, 2006 0 0 Get merch Get the Koi Karp mug. Buy Now — $32.95 See more merch
