1girl, aqua_jacket, arikawa_rui, bare_shoulders, black_pants, black_sports_bra, blush, bottle, breasts, brown_hair, cleavage, collarbone, hair_ornament, hairclip, higuchi_madoka, holding, holding_bottle, idolmaster, idolmaster_shiny_colors, indoors, jacket, large_breasts, long_sleeves, looking_at_viewer, midriff, mole, mole_under_eye, navel, off_shoulder, pants, parted_lips, purple_eyes, short_hair, smile, solo, sports_bra, stomach, treadmill, water_bottle