1girl, armpits, arms_up, black_hair, black_sports_bra, breasts, collarbone, dark-skinned_female, dark_skin, from_above, hair_ornament, hairclip, ijiranaide_nagatoro-san, looking_at_viewer, looking_up, medium_breasts, nagatoro_hayase, red_eyes, shadow, simple_background, single_sidelock, smile, solo, sports_bra, sweat, tan, teeth, tomodachi_(tomofanart), twitter_username, upper_body, wet, white_background