Two Japanese food companies revealed today [Thursday] that they have filed for court protection from creditors. Japan's KB Co , a producer of frozen foods, posted group debts of ¥9.99bn (US$75.54m) at the end of November. Meanwhile, Kitanokazoku Co , an operator of Japanese style taverns, revealed debts of ¥11.6bn. The firm insisted however that it will continue day-to-day operations, and that unlisted hotel and restaurant operator,