Lessons in love, Ami Arakawa, Sekai Arakawa, multiple girls, 2girls, swimsuit, twintails, beach, outdoors, red eyes, long hair, bikini, day, umbrella, breasts, brown hair, see-through, ocean, hair ornament, open mouth, tree, small breasts, red hair, smile, cleavage, leaning forward, beach umbrella, sky, blush, palm tree, table, butterfly hair ornament, looking at viewer, cloud, one-piece swimsuit, pink bikini