Anime
Satoshi Mizukami's Spirit Circle manga gets TV anime in December 2026: trailer and cast
Satoshi Mizukami's Spirit Circle manga will get an 18-episode anime series that will air in Japan and stream globally in December 2026. The announcement includes a teaser visual, the first trailer, the main cast, and the production staff.
TWIN ENGINE released the press announcement on November 5 at 18:00 JST. Alongside confirmation of the adaptation, the company revealed the series' first promotional video, a teaser visual, the main cast, the production staff, and details about the ending theme.
A seven-life manga collected in six volumes
Spirit Circle ran in Shonengahosha's Young King OURs magazine from 2012 to 2016 and concluded with six collected volumes. The manga has surpassed 800,000 copies across print and digital editions. It follows Fuuta Okeya, a middle school student who can see spirits and meets Kouko Ishigami, a mysterious transfer student. Their encounter reveals a connection rooted in their past lives, leading Fuuta across different eras.
Spirit Circle is getting an anime! It is a story that travels through seven lives set in different eras and places.
Mizukami is also the creator of Lucifer and the Biscuit Hammer, which received an anime adaptation in 2022, and Sengoku Youko. The English edition of Spirit Circle is published by Seven Seas Entertainment. In Spain, the manga has no license yet.
Gallery
Image: © SATOSHI MIZUKAMI, SHONENGAHOSHA/TWIN ENGINE · Image source (opens in a new tab) 
Image: © SATOSHI MIZUKAMI, SHONENGAHOSHA / TWIN ENGINE · Image source (opens in a new tab)
Tatsuo Satou's final work as a director
The series is directed by Tatsuo Satou, who also handled series composition. The director passed away in April 2026, making this his final work in that role. Production was completed under the leadership of assistant director Kentarou Mizuno. Satoru Fujimoto is responsible for character design, while animation is handled by NAGOMI and EOTA. TWIN ENGINE is producing the anime.
- Original creator: Satoshi Mizukami
- Director and series composition: Tatsuo Satou
- Assistant director: Kentarou Mizuno
- Character design: Satoru Fujimoto
- Animation: NAGOMI and EOTA
- Production: TWIN ENGINE
Kazuki Ura and Anna Nagase lead the cast
The first promotional video introduces the four main voice actors announced for the adaptation:
- Kazuki Ura as Fuuta Okeya
- Anna Nagase as Kouko Ishigami
- Eri Yukimura as Rune
- Yuuichi Nakamura as East
Anna Nagase performs the ending theme
Anna Nagase, who also voices Kouko Ishigami, performs the ending theme, "Koko ga Donna Sekai Demo." The song marks her first solo vocal performance. Tatsuya Katou handles the music and arrangement, while the lyrics are credited to UiNA.
The nameless prayers hidden within the turning of lives; the flame that is reborn always lights up the darkness.
Global streaming is scheduled for December
The anime will run for 18 episodes and begin broadcasting in Japan in December 2026. The press release also confirms international streaming distribution during the same month.