mario121

Killed victims:
- Sakota Michihiko (Nakata Shinsuke) - Stabbed by Yuki last year
- Sakota Seira (Kurimoto Yuki) - Hit by the door by Yuki when leaves after killing Michihiko
- Omuta Yuki (Morioka Yutaka) - Stabbed
- Miyajima Taeko (Terada Chiho) - Hit to the bench

The true culprit in the series was Sakota Eisuke (Onodera Akira).

Here's link to watch (raw):
https://ok.ru/video/6232814783105

Killed victims:
- Kuwata Kenichi (Tanaka Ryuzo) - Fallen to death
- Domoto Naohiko (Oura Ryuichi) - Fallen from stairs

The true culprit in the series was Tanaka Yuka (Endo Kumiko).

Here's link to watch (raw):
https://ok.ru/video/6232814848641

Killed victims:
- Kitamura Koji (Saito Yoichiro) - Fallen to death
- Yanagisawa Yukihiko (Todo Shinji) - Strangled by tie

The true culprit in the series was Kitamura Mayuko (Adachi Yumi).

Here's link to watch (raw):
https://ok.ru/video/6232814652033

Killed victims:
- Yajima Hiromasa (Kinoshita Houka) -
- Ohara Sanae (Ishii Megumi) -

The true culprit in the series was Ohara Tadao (Ono Takehiko).

No links to watch

Killed victims:
- Sugimura Morio (Otaka Akira) - Strangled by rope, then hanged
- Satake Toshiyuki (Nogi Ryosuke) - Fallen from stairs

The true culprit in the series was Hoshino Chie (Tanaka Minako).

Killed victims:
-

The true culprit in the series was Takano Eiko (Yamamoto Yoko).

Here's link to watch (raw):
https://ok.ru/video/6232814717569

Here's link to watch (raw):

Killed victims:
- Matsushita Hideyuki (Shimofusa Gentaro) - Poisoned by carbon monoxcide
- Kitagawa Norio (Tanaka Minoru) - Poisoned

The true culprit in the series was Shimazaki Yayoi (Arimori Narimi).

No link to watch

Killed victims:
- Yamazaki Haruyo (Miyata Sanae) -
- Miura Yoshihiko (Haruta Junichi) -

The true culprit in the series was Mizushima Miyuki (Ito Kazue).

No links to watch

Killed victims:
- Maeda Daigo (Tagami Hiroshi) - Hit to the door

The true culprit in the series was Otani Kohei (Kikawada Masaya). Kanamori Tamotsu (Hamada Akira) was involved.

Here's link to watch (raw):
https://www.dailymotion.com/video/x8r7vym

Killed victim:
- Ota Hiroko (Ikoma Rina) - Strangled by bag handle, then hit to the table

Killed victim:
- Sasaki Kaori (Uchida Rio) - Hit by a wrench, then shot head
Source: https://www.youtube.com/watch?v=Rldx26J6tz8