Blood-Stained Bookmark

Blood-Stained Bookmark (血栞塗) is a short story that is part of an anthology of short stories based on the Thus Spoke Kishibe Rohan series. It was written by Mirei Miyamoto (宮本 深礼) and published by Shueisha. Blood-Stained Bookmark was included with the January 2018 issue of Ultra Jump. It was then compiled in a collection with four other stories, which released for sale on June 19, 2018.