1girl, black_shirt, blue_background, blush, closed_mouth, collared_shirt, commentary_request, hair_between_eyes, headphones, highres, himitsu_(iemaki), long_hair, long_sleeves, looking_at_viewer, marshall_maximizer_(cevio), megurine_luka, pink_hair, project_sekai, purple_eyes, shirt, simple_background, sleeves_past_wrists, solo, upper_body, variant_set, vocaloid