The Japanese night heron tends to migrate in a mixed flock of more than 1,000 other herons, including the black-crowned night heron. The Japanese night heron is a highly migratory species and has some dispersal tendencies.
This bird tends to move with a large group of over 1,000 other herons, including the black-crowned night heron. The Japanese night heron is known for its extensive migrations and occasional wandering.