1girl, aged_up, akiyama_mio, alternate_breast_size, ass, beach, beach_umbrella, bikini, black_hair, book, breasts, cleavage, covered_nipples, day, dimples_of_venus, fingernails, food, food_in_mouth, horizon, k-on!, keigi, large_breasts, long_hair, looking_at_viewer, lying, messy_hair, ocean, on_stomach, open_book, popsicle, purple_eyes, reading, red_bikini, sand, sexually_suggestive, sidelocks, solo, swimsuit, tan, thick_thighs, thighs, thong_bikini, tongue, umbrella