hormone koijirou, hatsune miku, vocaloid, highres, 1girl, aqua eyes, aqua hair, aqua nails, aqua necktie, between breasts, bikini, black thighhighs, breasts, detached sleeves, hair between eyes, headset, heart, huge breasts, long hair, looking at viewer, micro bikini, navel, necktie, necktie between breasts, open mouth, shrug (clothing), smile, solo, striped bikini, striped clothes, swimsuit, thighhighs, twintails, very long hair, yellow background