Fujitsu Ltd. President Takahito Tokita apologized Monday for the system glitch last week that caused an all-day trading suspension on the Tokyo bourse, as the developer vowed to fully investigate the cause of the malfunction."We deeply apologize for causing significant trouble to the Tokyo Stock Exchange, market participants and many others," Tokita told an online briefing. "We will continue to make all-out efforts to look into the cause (of the glitch) and prevent a recurrence."The bourse uses the "arrowhead" trading system developed by Fujitsu. Thursday's outage, the worst for the exchang…READ FULL ARTICLE