It was announced via Dengeki Bunko's official website that the light novel Sentenced to Be a Hero: The Prison Records of Penal Hero Unit 9004 will be adapted into an anime. According to information, the novel is written by Rocket Shokai and illustrated by MEPHISTO .
Sentenced to Be a Hero – Light novel has anime adaptation confirmed
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Synopsis:
Heroism — a punishment only for the worst criminals. Those doomed to a hero's fate are forced to fight on the front lines against the demon king's army - and if they die, all they can hope for is to be revived and continue the battle. But when their leader, convicted of killing a goddess, meets another goddess, the contract they form may be enough to change the world...
Therefore, the novel began in Kakuyomu in October 2020. The light novel under ASCII Media Works' Dengeki no Shin Bungei label began publication in September 2021.
Finally, a manga began serialization in ASCII Media Works' Dengeki Comic Regulus web magazine in March 2022.
Source: Dengeki