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,
SIM lock that all smartphones and tablets released after May 1, 2015 by NTT DoCoMo, au by KDDI and SoftBank Mobile (the three major carriers in Japan) must be sold without a SIM lock upon request from customers and without any cost to the customer involved. Before that, only NTT DoCoMo and au by KDDI would remove the SIM lock after the phone is kept or used at least six months after purchase. See also: SIM locking in Croatia In Monaco, the partially state-owned communications mobile company Monaco Telecom does not sell SIM-locked phones. As there is no competition, consumers usually buy