".. dat de Chineesen die wijven, kinderen ende huijsen -alhier hebben ende als ingesetenen gehouden zijn, uijt landt te vaaren niet toegestaen wert ende dat alles om reden dat wij [n.l. de Japanners] vreesen, sij naer den Chijneesen aert haare rooverije niet naerlaten connen, gelijck ook den tweeden Icquans zoone omdat zijn vader een roover geworden was, hier in Japan om sijns vaders rooverije ter doot gebracht is"  

October 20, 1639. (Daily register Hirado in Letters and Papers which came over 1640. Second Book, - Compare Valentijn V. 2nd. piece, 9th Book, 8th Chapter pp. 81).

".. that the Chinese, who have wives, children and houses here, and are considered as residents, were not allowed to sail out of the country and that all for the reason that we [namely the Japanese] fear, they, following their Chinese nature, could not refrain from their robbery, like also Icquans second son, because his father became a robber, here in Japan, because of his fathers robbery, has been put to death."