Having understood that net manufacturing business was more profitable than shipping business, he founded Hirata Ryomo Shoten (Hirata Fish Net Store) and later founded Hirata Boseki of cotton spinning; thus he developed the Hirata family into a huge enterprise and accumulated a great fortune to make his family business flourish.
海運業から製網業が有利と知り、平田漁網商店その後・製網から綿紡績の平田紡績を創設、平田家を大企業として巨万の富をつくり家業が栄えた。