This is a set of volumes 1 through 6 of the masterpiece anthology of Cthulhu Mythos stories, "Shin Ku・Ritoru Ritoru Shinwa Taikei," published by Kokushokankokai. Volume 6 is a two-part volume, "6-I" and "6-II," so the set consists of a total of 7 books. This valuable series includes works by masters who shaped the mythos, such as H.P. Lovecraft, Ramsey Campbell, and Robert Bloch, and includes volumes that are now difficult to obtain. 【Selected Contents】 Volume 1: The origins of the mythos, including "The Outsider" and "The Crawling Chaos." Volume 2: Depicting the terror of other dimensions, including "The Dunwich Horror" and "The Thing at the Doorstep." Volume 3: The climax of the other-dimensional mythos, including many works translated into Japanese for the first time. Volume 5: Includes "The Dream-Quest of Unknown Kadath," the pinnacle of Lovecraftian fantasy. Volume 6 (Parts 1 & 2): Edited by Ramsey Campbell. Covers the further expansion of the mythos. 【Condition】 Outer Box: Some yellowing and scuffing due to age, but no major tears. Text: No writing, and no issues with reading. Obi (paper band): None This is a must-have item for those who want to delve deeper into the Cthulhu Mythos and for collectors.