biribiri, nekomamire, misaka mikoto, toaru kagaku no railgun, toaru majutsu no index, 10s, 1girl, 2010, angry, brown eyes, brown hair, electricity, electrokinesis, female focus, full body, hair ornament, hairclip, handheld game console, indoors, loose socks, matching hair/eyes, on bed, pillow, playing games, playing video games, playstation portable, product placement, school uniform, shorts, sketch, socks, solo, summer uniform, sweater vest, tokiwadai school uniform