noun
rate structure; pricing system
Used in business and computing contexts to describe how charges are organized, such as tiered pricing, per-use fees, or subscription models.
このサービスの料金体系は、月額制と従量制から選べます。
You can choose between a monthly flat-rate and a pay-as-you-go pricing structure for this service.
新しい料金体系では、基本料金が値下げされました。
Under the new rate structure, the basic fee has been reduced.