Bastard Swordsman

Bastard Swordsman is a Japanese light novel series written by James Richman and illustrated by Daiichi Matsuse. It originally began serialization on the online publishing platform Hameln in July 2022, before being posted to the website Shōsetsuka ni Narō in September 2022. It was later picked up for publication by Enterbrain, which began releasing it as a light novel under their Famitsu Bunko imprint in May 2023; seven volumes have been released as of February 2026. A manga adaptation illustrated by Mask the J began serialization on ASCII Media Works' Dengeki Comic Regulus online service in January 2024 and has been compiled into four volumes as of June 2026.