About the film
Wine Road of The Samurai (ワイン大国を夢見た男達～侍達のワインロード～) is a feature film based on a true story about a delegation of 34 samurai to Europe in 1863, known as the Second Japanese Embassy to Europe (1863). It was first aired in Japan on March 21, 2006.
From the film's Wikipedia article (CC BY-SA 4.0).