A system including a non-transitory computer readable medium configured to store instructions thereon; and a processor. The processor is configured to execute the instructions for defining a virtual space associated with a first user, wherein the virtual space comprises a first region and a first avatar. The processor is configured to execute the instructions for causing the first avatar to enter the first region based on received first input; and moving the first avatar within the first region in response to a received second input. The processor is configured to execute the instructions for registering charging information the received second input; and removing the first avatar from the first region in response to a received third input. The processor is configured to execute the instructions for performing charging-related processing, in accordance with the registered charging information, in response to removing the first avatar from the first region.