The story
The company was formed as NEC Casio Mobile Communications as a result of a merger between the mobile handset division of NEC and the former joint venture between Casio and Hitachi, Casio Hitachi Mobile Communications, established 1 April 2004.
After seeing declining shares in domestic market, NEC Casio announced its withdrawal from smartphone manufacturing business in July 2013. Then in December 2013, Casio and Hitachi sold their stake in the company to NEC, making it a fully owned subsidiary of NEC. The company renamed to NEC Mobile Communications in October 2014.
In December 2015, NEC announced that it will acquire all mobile phone business from NEC Mobile Communications at March 2016. The company was dissolved shortly after.
From Wikipedia’s article on NEC Mobile Communications, shared under CC BY-SA 4.0.4