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article_snippet.sent: The technology was first shown off at Ceatec 2014 in Japan.
article_snippet.sent: Over 500 companies and organisations are exhibiting at Ceatec Japan, which will be held until October 11 in Chiba, east of Tokyo.
article_snippet.sent: A model displays Japanese mobile communication giant NTT Docomo's mobile navigation device 'Yubi Navi' (Finger Navigator) which uses tactile sensations to guide the user at the Ceatec electronics trade show .