pentagon (railgun ky1206), original, commentary request, highres, 2girls, :d, ^^^, black serafuku, black shirt, black skirt, blue sailor collar, blue sky, blush, bow, brown hair, cardigan, day, futaba akane (pentagon), futaba kohane (pentagon), green bow, hair between eyes, hair ornament, hairclip, indoors, long hair, long sleeves, looking at viewer, low twintails, multiple girls, open cardigan, open clothes, open mouth, pink cardigan, pleated skirt, puffy long sleeves, puffy sleeves, red eyes, sailor collar, school uniform, serafuku, shirt, siblings, sisters, skirt, sky, sleeves past wrists, smile, twintails, very long hair, white shirt, window