Comics › World War 3: Battle Over Hokkaido #4 Image 1 of 1 World War 3: Battle Over Hokkaido #4 $10.99 Motofumi Kobayashi's alternate-history war manga about a Soviet invasion of Japan. World War 3: Battle Over Hokkaido #4 (Antarctic Press, 2022). Add To Cart Added! Motofumi Kobayashi's alternate-history war manga about a Soviet invasion of Japan. World War 3: Battle Over Hokkaido #4 (Antarctic Press, 2022).