Series synopsis
The Right to Judge, also known as 良いこと悪いこと is a Japanese mystery drama television series that premiered on Nippon TV on October 11, 2025. It ended on December 20, 2025. It stars Shotaro Mamiya, Yuko Araki, Shintaro Morimoto and Ayame Goriki.
A sinister game begins when a group of classmates reunites at their high school reunion, only to uncover a time capsule containing a defaced graduation album—and soon, their peers start dying mysteriously. As two former classmates race to unravel the truth behind the deaths, their own hidden secrets threaten to expose a web of lies, turning every classmate into a suspect in a nonstop suspense-driven mystery: who is the true culprit?
Premise
A sinister game begins when a group of classmates reunites at their high school reunion, only to uncover a time capsule containing a defaced graduation album—and soon, their peers start dying mysteriously. As two former classmates race to unravel the truth behind the deaths, their own hidden secrets threaten to expose a web of lies, turning every classmate into a suspect in a nonstop suspense-driven mystery: who is the true culprit?
Premise: Are you a good person or a bad person?
Cast and characters
Leading cast
- Shotaro Mamiya as Takaki Sho / "King"
- Yuko Araki as Saruhashi Sonoko / "Dono Ko"
- Shintaro Morimoto as Koyama Takahiro / "Turbo"
- Ayame Goriki as Tsuchiya Yuki / Hanawa Yuki
- Sawako Fujima as Kobayashi Saki / "Incho"
- Mai Fukagawa as Shinonome Haruka
- Junki Tozuka as Imakuni Kazunari
- Subaru Kimura as Utsumi Kei / "Utchan"
Supporting cast
- Asuka Kudo as Sakurai Kanta / "Kantaro"
- Rena Matsui as Nakajima Emi / "Niko-chan"
- Yusaku Mori as Haryu Taisuke / "Chonmage"
- Yu Inaba as Toyokawa Kengo / "Toyo"
- Eri Tokunaga as Takaki Kana
- Ririsa Miyazaki as Takaki Kanon
- Tsubasa Kizu as Kaneda Daiki
- Shiori Tamada as Yoshioka Ai
- Ikuho Akiya as Matsui Takeshi
- Toshihiro Yashiba as Igarashi Shun
- Miku Tanaka as Gando Moeka
- Mariko Akama as Otani Noriyo
Episodes
This series spans 2 seasons with 12 episodes.
| Season | Episodes | First aired | Last aired |
|---|---|---|---|
| Season 0 | 2 | December 13, 2025 | December 20, 2025 |
| Season 1 | 10 | October 11, 2025 | December 20, 2025 |
| Episode | Title | Air date |
|---|---|---|
| 1 | Episode 1 | December 13, 2025 |
| 2 | Episode 2 | December 20, 2025 |
| Episode | Title | Air date |
|---|---|---|
| 1 |
Episode 1 Takagi Masaru (Mamiya Shotaro), the leader of Class 6-1, unearths a time capsule for the first time in 22 years at a class reunion. Inside is a yearbook in which six students have been blacked out. The six students, who share a grudge against classmate Saruhashi Sonoko (Araki Yuko), become the targets. The next day, a series of suspicious deaths of classmates begin, and Takagi, one of the targets, is terrified. Is Sonoko the culprit? Or...? The suspect is a classmate, but who is the real culprit? A nonstop mystery that will have you thinking begins! |
October 11, 2025 |
| 2 |
Episode 2 Takagi (Mamiya Shotaro) and Sonoko (Araki Yuko) were classmates in Class 6-1. After a class reunion, the two find themselves embroiled in a serial murder case targeting six people who have a connection to Sonoko. In order to prevent the next murder, they head to the home of one of the targets, Emi (Matsui Rena), also known as "Nico-chan." Emi, who works as a hostess in Roppongi, apologizes to Sonoko upon their reunion, but... She will never forget... What is the connection between Sonoko and Emi? Can Takagi stop the serial murders? |
October 18, 2025 |
| 3 |
Episode 3 "Next, Nico-chan will be the target!" A series of murders hits classmates one after the other. Takagi (Mamiya Shotaro) is investigating the truth, and his premonitions come true, with a third victim! Who could the culprit be? Sonoko (Araki Yuko), who is investigating the case with Takagi, turns her suspicions to Takagi's best friend, Koyama (Morimoto Shintaro), who has just returned to Japan at the right time...! Is Koyama the real culprit? That can't be, but... the suspicion can't be wiped away! What is the "blank 22 years" between Takagi and Koyama, who were best friends? |
October 25, 2025 |
Production
Release
| Original network/platform | Nippon TV |
|---|---|
| First aired | October 11, 2025 |
| Last aired | December 20, 2025 |
| Runtime | 44 minutes |
| Status | ended |