The PSP version of "Food Hunter: Food Survival War" is a game that allows players to become the protagonists of the original work, Aru and the cook Komatsu, and fight against the beasts that appeared in the original work or the animated version. A food hunting action game where you get materials from them to make various dishes. In this PSP version, the original stage of the game version will be an uncivilized island "Megamouli Island" as the stage. On this island, a huge tree is used as a pillar, and it is divided into several three-dimensional layers of different heights. The terrain has unique climate and topography on each level, and is home to a variety of rare and rare beasts. It is a dreamy place that only a few gourmets know about.

But before the island was acquired by the International Food Organization IGO, it was bought by Fond de Buono, a food tycoon who has run several large restaurants in recent years. World famous.

Since Bono hopes to launch a flagship product such as "a complete meal made with ingredients from this island," he found Komatsu, the protagonist of the food hunter Trico, and other well-known gourmets and cooks through the IGO organization, and Thus begins the original story plot of the game version of this game!