1girl, alternate_costume, arm_behind_back, arm_up, black_hair, black_pants, black_sports_bra, blush, breasts, cetta_(cettadvd), cleavage, closed_mouth, collarbone, hair_ribbon, holding, holding_towel, kaguya-sama_wa_kokurasetai_~tensai-tachi_no_renai_zunousen~, looking_at_viewer, medium_breasts, midriff, navel, pants, parted_bangs, ponytail, raised_eyebrows, red_eyes, red_ribbon, ribbon, shinomiya_kaguya, sidelocks, simple_background, solo, sports_bra, sportswear, stomach, towel, yoga_pants