Armory The armory allows you to buy armor giving you extra life.
Restaurant The restaurant allows you to buy food to heal yourself on your journey.
Item Shop The item shop sells different items with various unique powers in each village.
Bank The bank lets you store your money to avoid losing it upon death.
Inn The inn allows you to sleep till evening or morning and replenish your life. Many wanderers also happen to stay in such places which is a good opportunity to find new quests.