The Solae is an elevator test tower located in the city of Inazawa City, Japan. It is owned by Mitsubishi Electric. The tower is 173 metres . When completed in 2007, it was the world's tallest elevator test tower. Since that time, the record has been broken by the Hyundai Eizan Tower in 2009, the Hitachi G1 Tower in 2010 and the Kunshan Test Tower in China .