A new key visual, trailer, main theme songs, and six additional voice cast members have been revealed for the upcoming Multi-Mind Mayhem TV anime series. The anime is scheduled to begin broadcasting in Japan on January 6, 2027.

The anime’s latest trailer highlights several of its characters and two main theme songs, which include the opening theme “Isekai” by Japanese rock band Maverick Mom and ending theme “Brand New Day” by VTuber Tokino Sora.
The six new voice cast members joining the series include:
- • Marina Inoue as Maggot
- • Takehito Koyasu as Ignis
- • Toshiki Kumagai as Brooks
- • Ari Ozawa as Teresa
- • Kohei Yanagi as William
- • Yuki Sakakihara as Franco
Meanwhile, the anime’s previously announced voice cast will star:

- • Yusuke Kobayashi as Bard Cornelius
- • Takashi Matsuyama as Sanai Oka
- • Satoshi Inomata as Masaharu Oka
- • Yukari Anzai as Seillune
- • Ayasa Ito as Selina
- • Sumire Morohoshi as Silke
Hiroaki Sakurai (The Demon Girl Next Door) is directing the anime series, with Hajime Watanabe (Captain Tsubasa 2018 character designer) as original animation character designer and Zenjiro Ukulele (My Wife Has No Emotion) as character designer. Studio Deen is in charge of the animation production.
The isekai light novel series was written by Ryosen Takami and illustrated by Ririnra. It was published by Alphapolis from March 4, 2014 to March 5, 2019 with 14 volumes being released in Japan. The series began as a web novel on Shosetsuka ni Naro from 2013 to 2016, before moving to Alphapolis’ website in August 2016. It is known in Japanese as Isekai Tensei Sodoki.
An ongoing manga adaptation by Honoji was launched on the Alphapolis website in 2015. It is also available digitally in English on the Alpha Manga website.

One Peace Books licensed the Multi-Mind Mayhem manga for English print release and describes the first volume as:
Bard Cornelius: the son of a nobleman of Mauricia, an empire located in a parallel universe. But Bard is no ordinary boy—he’s got three souls packed into one body! Aside rom his own consciousness, he’s got Oka Sanai, a miserly samurai, and Masaharu Oka, a high school otaku who loves animal ears. With his extra knowledge of military tactics and business acumen, Bard’s ready to cheat his way to the top!
Sources: Multi-Mind Mayhem Official X/Twitter (2) (3) (4), official anime website, Anime News Network
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