1girl, ame_(uten_cancel), bare_shoulders, bikini, bikini_top_only, black_hair, blush, breasts, closed_mouth, collarbone, idolmaster, idolmaster_shiny_colors, kazano_hiori, long_hair, looking_at_viewer, mole, mole_under_mouth, navel, partially_submerged, purple_eyes, shiny_skin, simple_background, small_breasts, smile, solo, stomach, swimsuit, twintails, upper_body, water