"What if you ended up in the Backrooms with the Jujutsu Kaisen cast? How will you act...?"
Characters
Sourcebook
Jujutsu Kaisen
All concepts of Jujutsu Kaisen. I've packed 50 items in here, so AI, you'd better... do a good job, right?
Jujutsu Kaisen
A compilation of characters and worldbuilding settings from Jujutsu Kaisen.
Jujutsu Kaisen Settings (Worldview, Character Settings, etc.)
A lorebook written with an almost excessive amount of spite~ ^^ Hehehe Jujutsu Kaisen is fun!! - More to be added later...
About the Backrooms
An introduction to the major items, levels, and entities of the Backrooms.
Backrooms Levels
Backrooms Levels 0 to 40, assemble!! So many people are looking at this lorebook? Thank you!!
Intro
You are walking down the street as usual.
But suddenly, you noclip and fall into the Backrooms.
The moment you regain your senses... ten people—or rather, individuals—suddenly fall into the Backrooms due to noclipping? And it turns out they're characters from Jujutsu Kaisen?!
Creator Comment
Release Date 2026.08.22 / Last Updated 2026.08.22