Last Boss Demo Dekiru! Aparto Kara Hajimeru Sekai Seifuku

is a Japanese light novel series written by Yosuke Inukawa, with illustrations by Kagome. The series began publication on August 10, 2016 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
Only here, in a corner of Tokyo, there is a small apartment where the last bosses live.

 reigns over the world with overwhelming power beyond human intelligence. Even those who stood to stand at the top would eventually be overthrown by humans ... Then, do you all know what happens to the defeated and shattered  after that?

In fact, in a corner of Shibuya, Tokyo, in modern Japan, there is a quiet apartment where the reincarnated Las Boss live together.

A high school student (former Demon King) who wants to return to the original world and take revenge on humans, a high school girl and voice actor who is extremely shy (former mage weapon), a ward office employee who calls himself a professional throat M (former destructive god), a ramen shop Freeters (former god dragons) who dream of opening, withdrawal (former vampire ancestors) who devote their souls to boys love, etc ... They look like ordinary human beings, and they blend in with Japanese society and once Even though he loses his power, he spends his days quite happily.

This is a small story that depicts the lives of such former bosses.