The general idea stays the same and you'll still level up through random battles, purchase gear and complete small quests. (gamergeddon.com)
Finding your full courage usually doesn't happen overnight, but rather is cultivated one small quest for independence at a time. (inc.com)
On the way, you'll of course be given a variety of smaller quests by the villagers that will involve either gathering materials or hunting various species of monster — with the rewards for completion providing you with the necessary items to continually strengthen your weapons and armour. (nintendo-insider.com)