nekonika (e102k), original, commentary request, highres, 2girls, :3, animal ears, aqua neckerchief, back-to-back, barefoot, between legs, black skirt, blue eyes, blush, cetacean tail, crop top, dolphin girl, fins, fish tail, grey hair, grey shirt, holding hands, multiple girls, nail polish, narwhal girl, neckerchief, notched tail, piercing, pleated skirt, red eyes, school uniform, shirt, short hair, skindentation, skirt, soles, tail, tail between legs, tail ornament, tail piercing, thigh strap, toenail polish, toenails