1girl, alternate_costume, arm_support, arms_behind_back, beach_chair, beach_umbrella, bikini, black_hair, blue_eyes, bottle, breasts, choker, collarbone, curly_hair, finger_to_cheek, frilled_bikini, frills, glasses, hand_up, holding, holding_bottle, idolmaster, idolmaster_shiny_colors, index_finger_raised, long_hair, looking_at_viewer, mitsumine_yuika, navel, nyarotto, out_of_frame, pink-tinted_eyewear, pout, round_eyewear, shell, shell_bikini, sidelocks, small_breasts, solo_focus, speech_bubble, spoken_sweatdrop, stomach, sunglasses, sweatdrop, swimsuit, swimsuit_skirt, thighs, tinted_eyewear, twintails, umbrella, white_background