Shousetsu Bang*Bang issue 81 was released on October 28, 2019. The theme is The Monster at the End of This Book.
This issue was originally posted at https://bb-shousetsu.livejournal.com/133931.html and http://www.shousetsubangbang.com/mirror/bang-bang-no-81/.
Signups for this issue are posted at https://bb-shousetsu.livejournal.com/133876.html
This issue is also available as a free ebook on Smashwords at https://www.smashwords.com/books/view/989024.