Money is the lifeblood of Yakuza 0. It's used for everything from buying healing items to upgrading your fighting styles. Both Kiryu and Majima have unique ways of earning vast sums of money through their respective business ventures. Investing in these ventures and spending your yen wisely on ability upgrades will make your journey significantly smoother.

- Ability Upgrades: Accessed through the 'Abilities' menu. Spend yen to unlock new moves and stat boosts.
- Kiryu's Real Estate Royale: A major source of income for Kiryu. Invest in properties and manage your staff.
- Majima's Cabaret Club Czar: Majima's primary money-making scheme. Recruit hostesses and manage your club.
- Item Purchases: Buy healing items, weapons, and accessories from various shops.
- Training: Some trainers require payment to teach you new techniques.