est. Rough estimate based on volume count, reprints and magazine — not an official figure
Overview
Normal. Carefree. That was Chiko's life before the day she found the cell phone. Before the voice on the other end said she had scant minutes to save the life of someone she'd never met. Now, accompanied by her classmate, Bando, Chiko has just one night to stop a series of gruesome suicides before they can occur.
Source: AniList
External databases: MADB · AniList
How to compare editions, collected volumes and ISBNs / Sources, updates and corrections