Also known as "In/Spectre," or "Invented Inference," is a 2011 Japanese novel written by Kyo Shirodaira with illustrations by Hiro Kyohara and since volume 2, by Chasiba Katase. A manga adaptation with art by Chasiba Katase has been serialized since April 2015. An anime television series adaptation by Brain's Base premiered on January 11, 2020.

h4. External Links
* "Wikipedia: In/Spectre":[https://en.wikipedia.org/wiki/In/Spectre]
虚構推理 In/Spectre