The Otherworldly Bookshop in Yokohama

Important: No CP! Complete. Don't nitpick. There are lots of original additions. A bookstore that suddenly appeared in Yokohama drew everyone's attention. The reason was simple: the books inside were really, really good! And it seemed there were magic books hidden among the ordinary literary works! What a delightful surprise! Lin Yu'an happily runs a bookstore in a different-world plane. This time, he has opened one in the Bungo Stray Dogs world. Compared with his dismal sales in other planes, the profits in this one far exceed his expectations. Boss: So much money!! Don't worry about the boss's safety. He's an overwhelmingly powerful immortal ancestor. He has a modern personality, but likes antique furnishings and reading. Coming soon: The Armed Literary Masters Training Project, also no CP. The Little Wild Dogs of Those Years: Various CP fanfiction short stories, the whole book is free. Was It Wrong to Write Novels in Yokohama?: Original protagonist x Chuya Theme: Redemption and healing, may everyone be happy