Cautious Hero: The Hero Is Overpowered but Overly Cautious

The useless goddess Ristarte is in charge of saving a super hard mode world.Although she successfully summoned the overpowered hero Seiya,she never expected him to be so cautious..."I need three sets of armor.One to wear, one as a spare, and one as a spare for when the spare is lost."Not only does he hoard an abnormal amount of supplies, he also trains himself to the maximum level,Being so cautious, he even goes all out to fight slimes!This overly cautious hero and the goddess who is played around by him, are about to begin their adventure!