Tensei Muhai no Isekai Kenja: Game no Job de Tanoshii Second Life

Yuki Matsuzaki, a laid-off salaryman, was summoned to another world while playing a game. He wakes up in a royal palace. However, although he is welcomed at first, when it is revealed that he is not a mighty hero but a mere sage, everyone's attitude changes drastically and he is thrown out of the castle! Yuki is at a loss, wondering why he was summoned if he isn't needed in this other world. When suddenly, he finds a girl being attacked by bandits...!? (Source: Akita Shoten, translated)