Go Home Seiko

Go Home Seiko (家に帰るセイコー) is a manga spin-off to connected Seiko 3: Let's Go Home.

The manga was debuted on March 25, 2016 in Bessatsu Shōnen Magazine's April issue and released a new manga every month on the 9th afterwards, it was later published as three collections. The manga is illustrated by Saki Hoshi, with scenario written by Eiri Saotome and Yugi Fujiwara.

The official timeline of Seiko events places it after the events of Seiko ??? and before the events of Seiko 2: Abandon Hope.

Synopsis
After releasing the virus that makes people fall into despair, an organization called the Noble Committee was created to end this chaos once and for all and find out who really was the one behind all of these.

A noble named Kyomi Kawaguchi joined the organization after fleeing The Mastermind and become captive. She works as special investigator for the 6th Division's Special Case Criminal Investigation Unit, a bureau dedicated to solving the most bizarre and challenging murder cases. Alongside her partner, Asahi Nakajima. Their most challenging case is that of the mysterious Go Home, a bizarre serial killer who targets other murderers.

Noble Committee's 6th Division

 * Asahi Nakajima
 * Kyomi Kawaguchi
 * Rinsuke Shimizu
 * Natsuko Oshima
 * Misaki Ayahina
 * Yuruzu Onodera

Noble Committee's Members

 * Chisa Kirisaki
 * Yasuke Aikiro
 * Sosuke Maizono
 * The Nameless Girl
 * Kirumi Endo
 * Rei Takada
 * Kaito Kirigami

Serial Killers

 * Tokichiro Terauchi
 * Kaede Shiota
 * Yuki Ayahito
 * Shinji Saihara
 * Yumiko Kamado
 * Chisa Kirisaki
 * Yu Kagura

Supporting Characters

 * Seiko Kamichiro
 * Hanako Fujimaru

Minor Characters

 * Teruko Umesawa
 * Hajime Tsukasa
 * Takeo Kurusama
 * Nise Inuyama
 * Yumi