TOKYO (Reuters) - A Japanese court on Sunday extended for 10 days the detention of ousted Nissan Motor Co chairman Carlos Ghosn, who is facing new allegations of making the car maker shoulder $16.6 million in personal investment losses.The extension announced by the Tokyo District Court means Ghosn will remain in Tokyo's main detention centre, where he has been confined since his arrest last month on initial allegations of financial misconduct.Ghosn was re-arrested on Friday based on suspicions..