Series synopsis
9-nine- Ruler's Crown is a Japanese animation sci-fi & fantasy mystery television series that premiered on Tokyo MX on July 5, 2025. It ended on September 27, 2025. It stars Atsushi Abe, Misato Fukuen, Atsumi Tanezaki and Yuri Yamaoka.
9-nine is a tale of the town of Shiromitsugawa, host to mysterious Artifacts and the superpowers they bestow on their Users. A tale of growing trust and budding romance between the protagonist and the heroine, and also a murder mystery where they hunt down the culprit behind a series of supernatural murders.
Premise
9-nine is a tale of the town of Shiromitsugawa, host to mysterious Artifacts and the superpowers they bestow on their Users. A tale of growing trust and budding romance between the protagonist and the heroine, and also a murder mystery where they hunt down the culprit behind a series of supernatural murders.
Cast and characters
Leading cast
- Atsushi Abe as Kakeru Niimi (voice)
- Misato Fukuen as Miyako Kujou (voice)
- Atsumi Tanezaki as Sora Niimi (voice)
- Yuri Yamaoka as Haruka Kousaka (voice)
- Akane Fujita as Noa Yuuki (voice)
- Kazutomi Yamamoto as Yoichi Fukazawa (voice)
- Satomi Arai as Sophitia (voice)
- Hana Takeda as Satsuki Naruse (voice)
Supporting cast
- Tomokazu Sugita as Renya Takamine (voice)
Episodes
This series spans 2 seasons with 14 episodes.
| Season | Episodes | First aired | Last aired |
|---|---|---|---|
| Season 0 | 1 | August 23, 2025 | August 23, 2025 |
| Season 1 | 13 | July 5, 2025 | September 27, 2025 |
| Episode | Title | Air date |
|---|---|---|
| 1 |
Branch X This special episode offers new music and updates while exploring a mysterious incident where the girls turn to stone after an earthquake, leading Shō and Miyako to confront supernatural forces and the organization "Rig Veda". As battles unfold and truths emerge, their fate enters a critical new phase. |
August 23, 2025 |
| Episode | Title | Air date |
|---|---|---|
| 1 |
Branch 01 During a town event, Shō witnesses a sacred artifact break during an earthquake and injures himself on a mysterious shard. Soon after, eerie rumors emerge, leading Shō and his classmates to investigate what may be the start of something far bigger. |
July 5, 2025 |
| 2 |
Branch 02 When a strange fire erupts at school, Shō races to save his sister and teams up with the mysterious Miyako, who reveals knowledge of supernatural powers. Together, they face a pyrokinetic enemy, using an "Artifact" to awaken hidden abilities and fight back. |
July 5, 2025 |
| 3 |
Branch 03 While investigating the petrification case, Shō and Miyako grow closer and uncover new uses for her Artifact, which steals ownership. But just as they make progress, a girl named Nia arrives and begins to suspect Shō as the true culprit. |
July 12, 2025 |
Production
Release
| Original network/platform | Tokyo MX |
|---|---|
| First aired | July 5, 2025 |
| Last aired | September 27, 2025 |
| Runtime | 24 minutes |
| Status | ended |
| Schedule | Saturday at 22:00:00 |