This is the 7628th most frequent Japanese word.
加算
Addition; summation.
The word "加算" refers to the act of adding or summing up points in this context, illustrating its use in a practical scenario regarding reward systems.
ポイントの加算は翌日行われます。
The addition of points will be conducted the next day.
Here, "加算" is used to describe the act of incrementally adding or imposing additional taxes, emphasizing its fiscal application.
税の加算が予想されています。
An increase in taxes is expected.
In this sentence, "加算" represents the concept of a method or system of adding, referring to its use in selecting calculation methodologies.