1girl, ahoge, bikini, blue_eyes, breasts, brown_hair, brown_headwear, collarbone, covered_navel, dot_nose, hair_ornament, hairclip, hat, idolmaster, idolmaster_million_live!, legs, looking_at_viewer, on_water, pink_bikini, see-through, serious, shirt, short_hair, short_sleeves, small_breasts, solo, sun_hat, suou_momoko, swimsuit, thighs, ura_rokudenasi, v-shaped_eyebrows, wavy_hair, wet, wet_clothes, wet_shirt, white_background, white_shirt