【Currently releasing the 4th volume! Won the Gold Award in the 8th Net Novel Grand Prize. Ranked 1st in the Amazon Digital Light Novel Best Seller List (July 2022)】 ※The manga will be published by Shueisha Young Jump on April 18, 2023! Tim, a guild member who was considered a failure, aspired to become an adventurer but was unjustly accused by the guild's executives and exiled. With no talent for swords or magic, becoming an adventurer seemed hopeless for Tim. However, the [Janitor Skills] he honed by completing 'the chores of 1,000 guild members alone' turned out to be incredibly powerful, even though he didn't realize it himself... This is the story of how such a janitor boy sets out on his journey as an adventurer.