摘要 |
PROBLEM TO BE SOLVED: To provide a server and the like capable of keeping and heightening a user's desire to continue a game.SOLUTION: A server (3) comprises: a storage unit (32) for storing a plurality of pieces of characteristic data of each user, each of which having a first parameter value of the characteristic data showing ability for activity, a second parameter value showing ability for reducing a first parameter value in each characteristic data of a user differing from an owner user of the characteristic data, and one attribute of a plurality of attributes having mutual superiority/inferiority relation; a reception unit (31) for receiving an instruction to make a game progress from a terminal of each user; and a parameter adjustment unit (332) for adjusting a second parameter value of each characteristic data of a user of the terminal on the basis of a first number of the pieces of characteristic data having an attribute superior to a first attribute of a plurality of pieces of characteristic data of another user differing from the user, of a plurality of pieces of characteristic data of the user. |