Copihan: Saya to Sayu no Daisakusen

In 2034, Tokyo has undergone significant modernization, with many aspects of daily life transformed. One major change is the use of money. Since 2029, a nationwide electronic currency system has been in place, eliminating the need for physical cash. People no longer carry money with them, as transactions are handled digitally. The system is managed by an unidentified entity, unknown to most individuals. The focus for users is on tracking monthly spending limits and avoiding overspending.