Ubisoft apologized for using a Japanese historical re-enactment group's flag in concept art for Assassin's Creed Shadows without permission1. The company admitted to using the flag in two pieces of art and apologized to the flag's owner, Sekigahara Teppo-tai, a historical re-enactment group. Ubisoft stated it will no longer use the associated artwork, except for the already printed physical art book in the Collector's Edition of the game.
The owner of the flag used by Ubisoft without permission is Sekigahara Teppo-tai, a historical re-enactment group in Japan. They are made up of volunteers who perform to the public at festivals and other events.
Sekigahara Teppo-tai is a Japanese historical re-enactment group comprised of volunteers who perform at festivals and other events. The group focuses on reenacting the Battle of Sekigahara and other historical events, with members portraying infantrymen armed with firearms, known as Teppo-tai.