FX103 "FLEXのママ活相場ラジオ" discusses the fluctuating market rates for "mama katsu" (sugar dating) and how they are influenced by the ages of both the male and female participants. The program explores how a man's age, from his early twenties to late twenties, affects his market value and the type of support he might receive. It also examines how a woman's age, from her thirties to fifties and beyond, impacts her economic capacity and preferred style of support.