2girls, 4boys, :d, ahoge, arms up, black hair, black headwear, black jacket, black pants, blush, breast pocket, brother and sister, brown eyes, brown hair, collared shirt, green necktie, grey background, hair between eyes, hair ornament, hood, hood down, jacket, kneehighs, miniskirt, multiple boys, multiple girls, musical note, musical note hair ornament, necktie, open mouth, pants, pink eyes, pleated skirt, pocket, pointing, red footwear, red necktie, sandals, shirt, shoes, short hair, siblings, simple background, skirt, smile, socks, striped, striped jacket, sweatdrop