1girl, blue_hair, bra, breasts, bun_cover, cleavage, collarbone, cropped_torso, green_outline, holding, holding_toothbrush, looking_at_viewer, mawaru_(mawaru), medium_hair, original, outline, ramune_(mawaru), simple_background, solo, toothbrush, underwear, upper_body, white_background, white_bra