kagamine len, kagamine rin, kagamine len no bousou (vocaloid), vocaloid, white legwear, 1boy, ahoge, angry, animal ears, ass, blonde hair, blue eyes, blush, bow, brother and sister, bulge, chibi, crossdressing, crossdressing (mtf), detached sleeves, frown, hair bow, hair ornament, hair tie, hairclip, hand on own hip, hip focus, looking back, male focus, navel, open mouth, ponytail, short hair, siblings, simple background, sitting, smile, solo, swimsuit, tail, torn clothes, trap, twins