There is no full, high-quality English ISO, but partial fan-made English patches and "texture mods" exist. These often only translate character names or specific move (hissatsu) text rather than the entire game. Alternative: Most of the community recommends playing the sequel, Inazuma Eleven GO Strikers 2013
Inazuma Eleven Strikers 2012 Xtreme : Localization and Regional Details inazuma eleven strikers 2012 xtreme iso pal eng