Bakufu Yogaku such as Western gunnery of Shuhan TAKASHIMA, Nirayama Reverberatory furnace of Hidetatsu (Tarozaemon) EGAWA, and Kaigun Denshu-sho (The Nagasaki Naval Training Center) of Kaishu KATSU were highly practical for military purposes.
高島秋帆の西洋砲術、江川英龍（太郎左衛門）の韮山反射炉、勝海舟の長崎海軍伝習所など、幕府洋学は軍事的実学性の強いものであった。