Michelle Topham 
The dark fantasy anime Sentenced to Be a Hero continues to expand its roster, with two additional voice actors officially joining the series this week.
The announcement introduces new characters who are expected to deepen the story’s already grim, high-stakes world.
New Sentenced to Be a Hero cast members revealed
The production confirmed that Yuu Sugimoto will voice Shiji Bau, while veteran actor Shinichiro Miki takes on the role of Boojum.
Yuu Sugimoto, of course, is renowned for playing Catherine in Gintama and Yuka in Kimi ni Todoke – From Me to You, while Shinichiro Miki has an enormous library of work behind him, including playing Roy in Fullmetal Alchemist, Kojirou in Pokemon, and Demon Lord in The Unaware Atelier Meister.
Visuals for both Shiji Bau and Boojum have been released.
Series context
Sentenced to Be a Hero premiered in Japan on January 3rd, 2026, kicking off with a one-hour special episode that was lauded by both critics and viewers alike.
The anime adapts the dark fantasy light novels written by Rocket Shokai and illustrated by Mephisto, which follow condemned criminals forced to fight endlessly as “heroes” in a brutal punishment system.
The newly announced performers join an existing main cast led by Youhei Azakami as Xylo Forbartz and Mayu Iizuka as Teoritta.
RELATED: Sentenced to Be a Hero anime drops Dotta Luzulas, Xylo Forbartz and Venetim Leopool key visual
Additional cast reveals, of course, typically coincide with upcoming story arcs, and the timing suggests Shiji Bau and Bujamu will appear in the series’ continuing episodes.
Their introduction points to further expansion of the world surrounding Penal Hero Unit 9004 and the oppressive system that drives the plot.
Sentenced to Be a Hero production information
Hiroyuki Takashima (Shinkiro) is directing the ongoing dark fantasy anime, with Kenta Ihara (Betrothed to My Sister’s Ex) in charge of series composition and scripts, and Takeru Noda (Dandadan) designing the characters.
Studio KAI, who animates Skeleton Knight in Another World, is in charge of animation production.
Just in case you missed it, a new Sentenced to Be a Hero trailer was also dropped earlier in the week.
About the Author
