The German physician Engelbert Kaempfer, in his "A History of Japan" (translated and published in English in 1727), described how well known the toxic effects of the fish were, to the extent that it would be used for suicide and that the Emperor specifically decreed that soldiers were not permitted to eat it.
O médico alemán Engelbert Kaempfer, na súa "Historia do Xapón" (1727), describiu como os efectos tóxicos do peixe eran ben coñecidos, ata o punto de que se usaba para suicidarse e que o Emperador decretara que aos soldados non lles estaba permitido comelo.