If any members of a shorobune group went overboard in using fireworks, the police may call on a person (who has been trained on how to use fireworks at Shoronagashi beforehand) in charge of fireworks of the group to warn him or her.
度を過ぎた花火の使用をした場合、各船の花火取扱者（事前に精霊流しの花火についての講習を受けた者）に警察から指導が行く場合がある。