Demon Slayer: Kimetsu no Yaiba the Movie: Mugen Train - 11th Entry Bonus Special Thanks Message Board Illustrated by Koyoharu Gotouge, the Original Author A5-sized message board featuring an illustration of Shinobu Kocho drawn by Koyoharu Gotouge, the original author, along with a message of gratitude to everyone who attended the movie. Brand new, unopened. Will be shipped in a Yu-Packet Post-exclusive box. Available for immediate purchase. No price reductions.