2girls, blue_eyes, blue_hair, breasts, cleavage, collarbone, fins, gradient_hair, grin, head_fins, holding_hands, interlocked_fingers, kiria_ai, long_hair, looking_at_viewer, lying, medium_breasts, medium_hair, mermaid, monster_girl, multicolored_hair, multiple_girls, navel, on_side, open_mouth, orange_eyes, orange_hair, original, red_hair, scales, shell, shell_bikini, smile, starfish_bikini, teeth, upper_teeth_only, yuri