In 1869, when the Choshu Domain abolished the Land Transport Bureau and disposed of artillery guns, rifles, artillery shells and bullets, Fujita purchased all of them and made a large profit by delivering them to Osaka.
藤田は明治2年、長州藩が陸運局を廃止して大砲・小銃・砲弾・銃丸などを払い下げたとき、藤田はこれらを一手に引き受け、大阪に搬送して巨利を得た。