Sekigahara Gassen: Kiro ni Tatta Tarui no Bushou-tachi

The anime short depicts the feelings of two warlords, Takenaka Shigekado and Tamehiro Hiratsuka, who were both comrades in the service of the Toyotomi family but became enemies during the Battle of Sekigahara. The anime focuses on the relationship the two men had with the famous military strategist Takenaka Shigeharu, who served as the advisor for Toyotomi Hideyoshi.

(Source: ANN)