Defeating teams here grants access to international squads and later-stage Raimon iterations.
Unlocking the full roster in Inazuma Eleven GO Strikers 2013 inazuma eleven go strikers 2013 unlock all teams
Warning: Using this code may lock you out of the GP Mode leaderboards, but it is the only way to get characters (Like Kiyama Hiroto with his anime voice). Defeating teams here grants access to international squads
Because this game was never released physically in North America (only via EU eShop), most players use emulators (Dolphin) or modded Wiis. Here is the verified action replay code (Gecko Code) to unlock immediately: inazuma eleven go strikers 2013 unlock all teams
~20-30 hours.