1girl, ahoge, bare_shoulders, bikini, black_bikini, black_one-piece_swimsuit, blue_sky, blush, bracelet, breasts, brown_eyes, chest_strap, collarbone, cross, cross_earrings, earrings, frilled_bikini, frills, girls'_frontline, hair_between_eyes, hair_ornament, hairpin, hand_on_own_face, hand_up, innertube, jewelry, kogarashi_kon, lifebuoy, light_brown_hair, long_hair, looking_at_viewer, medium_breasts, official_alternate_costume, one-piece_swimsuit, open_mouth, outdoors, parted_lips, ppk_(foliage_romance)_(girls'_frontline), ppk_(girls'_frontline), sitting, sky, smile, solo, swimsuit, thigh_strap, very_long_hair, water, water_drop, x_hair_ornament