The Mitsubishi eK is a kei car series from Mitsubishi Motors, based on the long-running Minica, and first introduced on October 11, 2001. According to the company, the "eK" name stands for "excellent keijidōsha" or "excellent minicar".

The Japan Mobility Show (ジャパンモビリティショー) (TMS) is a biennial auto show held in October–November at the Tokyo Big Sight, Tokyo, Japan for cars, motorcycles and commercial vehicles. Hosted by the Japan Automobile Manufacturers Association (JAMA), it is a recognized international show by the Organisation Internationale des Constructeurs d'Automobiles, and normally sees more concept cars than actual production car introductions which is the reason why the auto press see the show as one of the motorshow's big five.