 Zombie Cafe was one of the games that children had used to run up expenses.As a result of the lawsuit, Apple made in-app purchases only accessible through a security check.In 2014, Capcom made collaborations with "Zombie Café" by having characters from the "Mega Man", "Ghosts 'n Goblins" and "Gaist Crusher" series appear in the Japanese version of the game for a limited time.