Ashikaga Yoshiaki is spared (Image via Ubisoft) If you’ve made progress in Yasuke’s personal storyline, Yoshiaki will also share clues to help him continue his journey.

Prior to the start of Shadow’s story, in 1568 Ashikaga Yoshiaki took control of Japan and became the 15th ... and eventually Yoshiaki attempted a revolt against the warlord.

The letter also touches on communication between the 15th shogun of the Muromachi shogunate, Ashikaga Yoshiaki -- who was ousted by Nobunaga -- and Mitsuhide.

Ashikaga Yoshiaki used it as did Uesugi Kenshin and Sakai Tadatsugu. Takeda Shingen used it on one of his banners (the Takeda Museum still has it). Date Masamune used it.

Assassin's Creed Shadows is taking us to Japan, but when in the country's history does it take place, and in what region does the story unfold? We provide the answers.