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Honda's Asimo was the star at Japan's largest robot exhibition Robodex 2003 in Yokohama

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Sony's SDR-4X II bots attracted much attention as they showed off their dancing skills

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This doll of Japan's cartoon robot, Astro Boy, is covered in jewels and worth �500,000

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Toshiba's ApriAlpha allows you to control home appliances with voice commands

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The Ifbot has 40 facial expressions, and contains thousands of words

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The WE-4R face robot shows six patterns of facial expression: happiness, anger, surprise, disgust, sadness and fear