Advanced World Systems, Inc. (formerly ADTX Systems, Inc.) is a 100% Japanese-owned company engaged in Business & Web Applications development, Embedded & Firmware Systems Development, and Quality Assurance & Verification Service. Majority of the employees understand and speak Nihongo. The company is ISO-9001 certified and in the process of CMMi certification. Among its major clients are: IBM Japan, Mutata Machineries, Sumitomo Heavy Industries, Kyoucera Mita, Oki Data, Hitachi Automotive, and Toshiba-TEC Corporation.