World's Finest Assassin Season 2 Details for Winter 2027
The second season of 'The World's Finest Assassin Gets Reincarnated in Another World as an Aristocrat' has revealed new cast, staff, and a promotional

The television anime 'Sekai Saikou no Ansatsusha, Isekai Kizoku ni Tensei suru' (The World's Finest Assassin Gets Reincarnated in Another World as an Aristocrat) will return for a second season in January 2027. The production revealed a new key visual, the first promotional video, and significant additions to its cast and staff on Friday.
Voice actresses Sumire Uesaka and Yuusuke Tonozaki are joining the project. Uesaka will voice the character Epona Rhiannon, while Tonozaki takes on the role of Naoise Gephis.
New Production Staff
Several key staff positions have been filled by new personnel for the upcoming season. The studio Silver Link. Remains the production company. The report notes which roles are being handled by new individuals.
| Role | Staff Member | Notable Previous Work |
|---|---|---|
| Director | Masafumi Tamura | Maou Gakuin no Futekigousha |
| Script & Series Composition | Katsuhiko Takayama | Ore wa Seikan Kokka no Akutoku Ryoushu! |
| Character Design | Eri Osada | Shibou Yuugi de Meshi wo Kuu. |
| Chief Animation Director | Minao Ootsuki | Deep Insanity: The Lost Child (assistant chief) |
| Chief Animation Director (New) | Haraguchi Wataru | Ragna Crimson (chief animation director) |
| Sub Design (New) | LoopEnd | - |
| Prop Design (New) | LoopEnd | - |
| Art Director & Background Art | Hiroya Yoshiyama | Tearmoon Teikoku Monogatari (SIEstA) |
| Color Design | Hayato Yoshida | Fuguushoku "Kanteishi" ga Jitsu wa Saikyou Datta |
| Director of Photography (New) | Masaki Kubomura | Megaton-kyuu Musashi 2nd Season (Tripod) |
| 3D Director | Eda Keiichi | Hyouken no Majutsushi ga Sekai o Suberu (Chiptune) |
| Editing (New) | Misato Takikawa | Tamon-kun Ima Docchi!? (Real-T) |
| Sound Director | Masaki Tsuchiya | Isekai Mokushiroku Mynoghra |
| Sound Effects (New) | Kiyotaka Kawada | Kenja no Deshi wo Nanoru Kenja |
| Sound Production | Glovision | - |
| Music | Kenichi Kuroda | Seijo no Maryoku wa Bannou desu |
| Music Production | Lantis | - |
Background of the Series
The first anime season, a co-production between Silver Link. And Studio Palette, aired for 12 episodes during the Fall 2021 cour. The streaming service Crunchyroll handled its distribution, offering both subtitles and an English dub.
The source material is a light novel series written by Rui Tsukiyo. Tsukiyo began publishing the story on the Shousetsuka ni Narou web novel platform in July 2018. Kadokawa later picked it up for its Sneaker Bunko imprint, with illustrations by Reia, releasing the first volume in February 2019. The eighth light novel volume shipped in August 2024.
A manga adaptation by Hamao Sumeragi has run in the Young Ace UP web magazine since January 2019. Kadokawa released the ninth compiled manga volume on February 10 of this year. For English audiences, Yen Press licensed both the light novel and manga adaptations in July and August of 2020, respectively. The publisher shipped the eighth light novel volume on February 10 and the eighth manga volume on February 24.
The newly released promotional video offers the first moving glimpse of the series' return after a six-year gap. The anime is scheduled to join the Winter 2027 broadcast season.





