https://radianne.club/wp-content/uploads/2017/05/how_to_measure_the_size_of_a_brassiere_of_a_hanging_chest_2.jpg
垂れてる人↓はこうなのかな？
https://radianne.club/wp-content/uploads/2017/05/how_to_measure_the_size_of_a_brassiere_of_a_hanging_chest_3.jpg
付け乳は爆乳でもそうそう垂れないけど現実は厳しいからなぁ…