Gamecard Joyco Holdings Inc is primarily engaged in operating pachinko prepaid card system related businesses. It has four divisions. The machines division sells card units, ticket vending and payment machines, settlement machines and others primarily through distributors. The cards division sells magnetic cards, IC cards and IC coins itself or through participating stores. The system usage fees division collects usage fees for providing and operating prepaid card systems. The construction and maintenance division is engaged in providing machine installation and maintenance services based on the contracts between distributors and participating stores.