2girls, 39, artist_self-reference, balloon, blue_eyes, blue_hair, blue_necktie, boots, breasts, couch, dated, day, detached_sleeves, door, dual_persona, hair_spread_out, hatsune_miku, hatsune_miku_(vocaloid4), heart_balloon, holding, holding_balloon, long_hair, looking_at_viewer, microphone, miku_day, multiple_girls, necktie, okome_(okome_0627ha), on_couch, picture_frame, pillow, signature, sitting, sleeveless, spring_onion, thigh_boots, twintails, v4x, very_long_hair, vocaloid