sakuma-i, hatsune miku, megurine luka, vocaloid, black neckwear, neck, bad id, bad pixiv id, 2girls, :3, alternate costume, alternate hairstyle, aqua eyes, aqua hair, bare shoulders, black dress, black hairband, blue panties, blush, breasts, choker, closed mouth, couple, dress, eye contact, female focus, grabbing another's breast, grabbing from behind, groping, hair between eyes, hairband, heart, holding, large breasts, leaning, leaning forward, lips, long hair, long sleeves, looking at another, looking back, medium breasts, multiple girls, open mouth, panties, pink background, pink hair, ponytail, puffy long sleeves, puffy sleeves, side-tie panties, sideboob, sweatdrop, topless female, towel, underwear, valentine, very long hair, yuri