Full title: 無職転生 〜異世界行ったら本気だす〜 (Mushoku Tensei: Isekai Ittara Honki Dasu, lit. Jobless Reincarnation: I Will Seriously Try If I Go to Another World).
An isekai light novel series about a jobless and hopeless man who reincarnates in a fantasy world while keeping his memories, determined to live his new life without regrets. It was written by the Japanese novelist going by the pen name "Rifujin na Magonote" ("Unreasonable Backscratcher") and illustrated by Shirotaka.
A manga adaptation began serialization in June 2014. An anime adaptation premiered in January 2021.
