2girls, alternate_costume, ass, back, blush, breasts, circlet, closed_mouth, competition_swimsuit, dark-skinned_female, dark_skin, day, dragon_quest, dragon_quest_iv, earrings, from_behind, imaichi, jewelry, leaning_forward, long_hair, looking_at_viewer, manya_(dq4), medium_breasts, minea_(dq4), multiple_girls, one-piece_swimsuit, outdoors, purple_eyes, purple_hair, red_one-piece_swimsuit, siblings, sisters, sky, smile, standing, swimsuit, twins