[DeepL Translation - needs review] Author: Edogawa Rampo (1894-1965) Bottom line: Edogawa Rampo Complete Works, Volume 1: The Attic Walker, Kobunsha Bunko, Kobunsha
This content is a public domain work in Japan. Conversion from print to digital version was done by volunteers.
Notice: The contents contained in this Aozora Bunko work may contain typographical errors or other problems. In accordance with the guidelines in the Aozora Bunko Operations Manual, the content of this work has been inc...
I'm rating this as easier than it might otherwise be because it's out of copyright so not only is it absolutely available for free digitally (thus easy lookups), you can also find people reading it aloud on YouTube.
Some of the ways of speaking are a bit old fashioned and much of the kanji used are ones you'd not often seen in modern Japanese writing. That said, the story is very straightforward and doesn't contain the usual breadth of vocabulary I've come to expect from Edogawa.
Basic plot: