The number of corporate bankruptcies in November rose 22.7 percent from a year earlier to 1,683 for the 13th straight monthly increase, Teikoku Databank Ltd. said Thursday.

Liabilities surged 199.3 percent to 1.222 trillion yen, up for the seventh straight month, the private credit-research agency added. The ratio of slump-induced failures hit a new high of 78 percent, exceeding the previous record of 77.4 percent set in October.

Teikoku Databank's monthly survey covers bankruptcies with liabilities of 10 million yen or more. The figures bring to 17,521 the number of corporate bankruptcies in the January-November period.