Takeaki_Enomoto. After the defeat of the Tokugawa Shogunate in the Boshin War (1869), a part of the former Shogun's navy led by Admiral Enomoto Takeaki fled to the northern island of Ezo (now known as Hokkaidō), together with several thousand soldiers and a handful of French military advisors and their leader, Jules Brunet. Enomoto made a last effort to petition the Imperial Court to be allowed to develop Hokkaidō and maintain the traditions of the samurai, but his request was denied.
The French military mission which was sent to Japan by the Emperor Napoleon III to train the shogun's soldiers in the advanced arts of war. Some of them remained in Japan to fight in the Battle of Miyako Bay and the Battle of Hakodate even after the fall of the shogunate. and the Battle of Hakodate.
Jules Brunet (2 January 1838 – 12 August 1911) was a French officer who played an active role in Mexico and Japan, and later became a General and Chief of Staff of the French Minister of War in 1898. He was sent to Japan with the French military mission of 1867, and after the defeat of the Shogun, had an important role in the latter part of Boshin War between the Imperial forces and the Shogun's army.
Eugène Collache was an officer of the French Navy in the 19th century, who deserted with his friend Henri Nicol to rally other French officers, led by Jules Brunet, who had embraced the cause of the Tokugawa Shogunate in the Boshin War. In his 1874 book "Une aventure au Japon 1868-1869", he wrote, "It was the first time a European thus crossed Japan, and everybody wanted to see him; but my hairless face, my suntanned skin, and my Japanese clothes misled the curious."