 In a rather rare case of "reverse Rangaku" (that is, the science of isolationist Japan making its way to the West), an 1803 treatise on the raising of silk worms and manufacture of silk, the was brought to Europe by von Siebold and translated into French and Italian in 1848, contributing to the development of the silk industry in Europe.In 1868, Léon de Rosny published a translation of a Japanese work on silk worms