Game Sekai no Mob Akuyaku ni Tensei shita node Last Boss wo Mezashitemita ~Nazeka Rekidai Saikou no Meikun to Agamerareteirun desu ga, Dareka Riyuu wo Oshiete Kudasai!~

This light novel series, written by Yamata Nagato with illustrations by Midori Fuu, originated as a web novel serialized on the Japanese user-generated content platform Shōsetsuka ni Narō. Its success within that digital ecosystem led to its transition into a physical print medium, where it has since been published under the GA Bunko imprint starting in 2018. The story is a notable entry in the 'reincarnated as a villain' subgenre of isekai fantasy, utilizing the common trope of a protagonist finding themselves trapped within the logic of a video game.

The narrative follows a protagonist who is reincarnated as an inconsequential background character and sets out to become the game's final boss, only to inadvertently end up being worshipped as an exceptionally wise and benevolent ruler. The design and thematic focus prioritize the comedic irony of the protagonist's unintended success, reflecting a broader shift in contemporary Japanese light novels toward deconstructing traditional power-fantasy archetypes by layering them with bureaucratic misunderstandings and character-driven satire.