Re- entry permit will also be change. 1

Foreign nationals in possession of a valid passport and resident card who will be reentering Japan within 1 year of their departure to continue their activities in Japan will, in principle, not be required to apply for a re-entry permit.

The important point is
Those who are visiting his country must return to japan within 1 year of their departure , failing to do so will lose their resident status.

Must return to Japan!