| 摘要 |
PROBLEM TO BE SOLVED: To provide a server, a control method of the server, and a program capable of increasing variations in methods for acquiring a match card, or the like.SOLUTION: A server includes: item providing means 122 for providing at least one item in a group of items including a plurality of kinds of items having different scarcity value to a user; and additional item providing means 122 for storing the number of items to be provided in a storage part 11, and permitting an additional item to be provided to the user according to the number of items to be provided stored in the storage part 11. When the number of items to be provided stored in the storage part 11 is equal to or more than a predetermined number of times, the additional item providing means 122 adds the additional item to the group of items only within a fixed time after the number of times to be provided stored in the storage part 11 reaches the predetermined number of times or larger. |
