1girl, alternate costume, beach, bird, blonde hair, breasts, chestnut mouth, covered collarbone, day, dress, flower, gold trim, hair flower, hair ornament, holding, holding reins, horse, horseback riding, looking ahead, medium breasts, ocean, open mouth, puffy short sleeves, puffy sleeves, reins, riding, seagull, see-through, see-through sleeves, short sleeves, solo, stirrups, sunlight, two-tone dress, water drop, white dress, white horse, wide sleeves, yellow eyes