1girl, ahoge, black background, black skirt, black thighhighs, blue hair, blue necktie, bright pupils, closed mouth, cowboy shot, detached sleeves, hair between eyes, hands on own head, hands up, headset, layered shirt, long hair, looking at viewer, necktie, skirt, solo, song name, standing, thighhighs, twintails, very long hair, white pupils