Psychopath Diary
Where to watch Psychopath Diary in Japan
Psychopath Diary is streaming on Amazon Prime Video, Amazon Prime Video with Ads and FOD in Japan. Availability checked 24 May 2026.
About Psychopath Diary
Psychopath Diary is a 2019 web series in the Action & Adventure, Comedy and Crime genres, created by Kim Hwan-chae and Ryoo Yong-Jae, starring Yoon Shi-yoon, Jung In-sun and Park Sung-hoon. It spans 1 season and 16 episodes, and originally aired on tvN. It holds an average rating of 7.2/10 from 26 viewers. Below you can see where to watch Psychopath Diary in Japan — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.
Overview
The story of a man named Yook Dong-sik who coincidentally witnesses a murder and picks up the killer's diary. While fleeing the scene, he gets into a car accident causes him to lose his memory. Due to the diary in his possession, he mistakenly believes that he is a psychopathic serial killer.
Seasons (1)
- Season 116 episodes · 2019
Top cast
Themes & keywords
Frequently asked questions
Where can I watch Psychopath Diary in Japan?+
In Japan, you can stream Psychopath Diary on Amazon Prime Video, Amazon Prime Video with Ads and FOD.
Is Psychopath Diary on Netflix?+
Psychopath Diary is not on Netflix in Japan right now, but you can stream it on Amazon Prime Video, Amazon Prime Video with Ads and FOD.
How many seasons of Psychopath Diary are there?+
Psychopath Diary has 1 season and 16 episodes in total.
Who stars in Psychopath Diary?+
Psychopath Diary stars Yoon Shi-yoon, Jung In-sun, Park Sung-hoon, Lee Han-wi and Hwang Hyo-eun.
When did Psychopath Diary come out?+
Psychopath Diary is a 2019 web series created by Kim Hwan-chae and Ryoo Yong-Jae.
What genre is Psychopath Diary?+
Psychopath Diary is Action & Adventure, Comedy, Crime and Mystery series.
Who created Psychopath Diary?+
Psychopath Diary was created by Kim Hwan-chae and Ryoo Yong-Jae.
User reviews
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