The cormorant which is caught is carried to the place where Ukai is held with its eyelids sewn temporarily, and it has it's flight feathers on it's wings cut in half and is trained gradually, swimming tethered with rope.
捕まえた鵜も瞼を仮縫いして使用地まではこび、風切羽5,6枚を半ばから切り取り、縄付きで泳がせ、だんだん訓練する。