Aku no Kyouten
Complete | Kishi Yuusuki,Karasuyama Eiji | 2000 released
Idk if it's because I've read too much psychological but his methods of killing is reckless.
The Summer of the Ubume
Complete | KYOUGOKU Natsuhiko,SHIMIZU Aki | 2000 released
I wouldn't recommend this, it's too easy to guess and I really hate the MC. And it's too much coincidence, I believe this kind of things is just force into one story which making it just weird and magical? Psychological supposed to get close to human realism so it's decreasing the shocking aspect for reader.
Ijimeru Aitsu ga Waruinoka, Ijimerareta Boku ga Waruinoka?
Ongoing | kimizuka chikara,yen hioka | 2019 released
Haru No Noroi