Responses
I think Sports bra??
"sports bra is needed to give support, prevent breast pain and limit the movement when exercising, especially when running."
Gravity-defying boobs
How does she run so fast when her boobs are so big?? Wouldnt that slow her down or something https://www.mangago.me/read-manga/asagao_to_kase_san/mh/181169/Vol2_Ch6/pg-6/