Chindōgu is a mosaic novel set in a world of futuristic Japan. Police officer Kaori Nakamura investigates cases related to cybercrime. She is assisted by a hyper-hologram of her deceased brother, a self-learning artificial intelligence that struggles to comply with human-made laws.

The day after an earthquake, a young woman from Chiba Kōgyō Bank appears at the precinct to report a missing coworker. Nakamura is assigned to the case. During the investigation, she learns that a few days earlier someone came to the company and threatened the missing woman. Although the case appears to have little to do with cybercrime at first, the situation soon becomes personal for Nakamura. How will this affect her judgment? Will the technologies she relies on prove helpful?

Cyberpunk is no longer a song of the future but a world that is already here, within reach. More real and tangible than ever before, and therefore easier to imagine. A world that truly exists, not just on the pages of a novel. It is worth understanding it—so that one day you don’t leave your house only to find yourself in an entirely different reality…