1girl, barefoot, beach, bikini, black_hair, blue_sky, closed_mouth, cloud, collarbone, day, den_(kur0_yuki), feet, flat_chest, folded_ponytail, full_body, hand_up, kaguya-sama_wa_kokurasetai_~tensai-tachi_no_renai_zunousen~, leaning_back, legs, looking_away, navel, ocean, outdoors, palm_tree, raised_eyebrows, red_bikini, red_eyes, sand, see-through, see-through_sleeves, shinomiya_kaguya, sitting, sky, solo, spread_legs, stomach, swimsuit, thighs, toes, tree