NTT Docomo language being adopted around the world was first created by NTT DoCoMo. The first emoji was created in 1998 or 1999 by Shigetaka Kurita, who was part of the team working on NTT DoCoMo's i-mode mobile Internet platform. The first set of 176 12×12 pixel emoji was created as part of i-mode's messaging features to help facilitate electronic communication, and to serve as a distinguishing feature from other services. NTT Docomo has a wide range of foreign investments. However, NTT Docomo was not successful in investing in foreign carriers. Docomo had invested very large multibillion-dollar amounts in KPN, KT Freetel,
Sony Mobile released in 2009 running on Symbian^1, which would be succeeded by Sony Ericsson Vivaz in 2010. For the Japanese market, Sony Ericsson also produced Linux- and Symbian-based MOAP handsets for NTT DoCoMo, as well as REX OS for au/KDDI. Sony Ericsson launched their first Windows Mobile device in 2008, the Xperia X1, at the 2008 Mobile World Congress in Barcelona, which carried the Windows Mobile operating system with a Sony Ericsson panel interface and was manufactured by HTC. They would further develop two more Windows Mobile devices: Sony Ericsson Xperia X2 and Sony Ericsson Aspen in 2010. By this time,