Based on the real life events around Yevfimy Vasilyevich Putyatin, a Russian admiral noted for his diplomatic missions to Japan and China, and the signing of the Treaty of Shimoda in 1855. (Source: AniDB)
Based on the real life events around Yevfimy Vasilyevich Putyatin, a Russian admiral noted for his diplomatic missions to Japan and China, and the signing of the Treaty of Shimoda in 1855. (Source: AniDB)
