1boy, 1girl, :d, ahoge, arm around neck, bare shoulders, blonde hair, blush, bow, brother and sister, cheek-to-cheek, detached sleeves, foreshortening, green eyes, grin, hair bow, hair ornament, hairclip, headphones, heads together, headset, hug, hug from behind, looking at viewer, neckerchief, necktie, sailor collar, sailor shirt, shirt, short ponytail, siblings, side-by-side, sleeveless, sleeveless shirt, smile, star symbol, twins, upper body, v, white bow, white shirt, yellow nails, yellow neckerchief, yellow necktie