Samurai Crusader

Samurai Crusader: The Kumomaru Chronicles (王立院雲丸の生涯) is a shōnen manga by Hiroi Oji and Ryoichi Ikegami. The manga has been released in its entirety by Viz Media in the United States.

Plot
The story follows Kumomaru, a Japanese samurai who travels to Europe in during the 1930s and becomes embroiled in a plot to steal the legendary Japanese sword Kusanagi. While in Europe, Kumomaru befriends Ernest Hemingway and Pablo Picasso and attempts to stop Major General Kamishima and his Nazi allies from conquering China.