Strangulation: Kubishime Romanticist

Kubishime Romanticist: Ningen Shikkaku - Zerozaki Hitoshiki
クビシメロマンチスト 人間失格・零崎人識

Prequel

novel
2002
Publishers:
and 1 more
A dropout from an elite Houston-based program for teens is on a visit to a private island. Its mistress, virtually marooned there, surrounds herself with geniuses, especially of the young and female kind—one of whom ends up headless one fine morning. (Source: Kodansha USA)

Sequel

novel
2002
An earnestly honest guy who doesn’t even grant pipe dreams to himself, physiologically incapable of letting a single contradiction go, in other words me, got dragged this June to a renowned academy for rich girls, no questions allowed, by the world’s strongest contractor. No matter how you put it, no matter how you spin it, there was probably no point to it. Because the case that arose there was, in and of itself, a bit of nonsense. (Source: Kodansha USA)

Spin-off

novel
2004
The forefront of new youth entertainment! "Now then, let's commence the Zerozaki" The Zerozaki Clan is a family of demonic killers, ranked third among the Killing Names. The eldest brother whom is a leader of the clan is the user of Suicidal Tendencies (Mind Render)—also known as the Twentieth Hell—Soushiki. What awaits him on the other side of the breathless turmoil......?! The forefront of new youth entertainment is here! (Source: Kodansha, translated)