World War Blue (Japanese: 蒼い世界の中心で, Hepburn: Aoi Sekai no Chūshin de, lit.

In the Center of the Blue World) is a Japanese fantasy manga series written by Anastasia Shestakova and illustrated by Crimson.

The series is a re-imagining of the console wars between Sega and Nintendo featuring characters inspired by video games.

A parody of the console wars, the series tells the story of two nations, the Segua Kingdom and Ninteldo Empire, locked in a struggle for dominance over the land of Consume.

The original manga by Anastasia Shestakova and illustrated by Crimson began release on Red Road's mobile service from 2007.