Kokugensou wo Item Cheat de Ikinuku the Comic

This is the story about a bashful and inconspicuous high school student surviving a harsh fantasy world with wisdom, bravery, and very few skills. Apparently he wanted to become a hero with a magic sword, but unfortunately for him, he possesses no swordsmanship or talent for magic. The only thing he can count on is his half-baked knowledge he acquired previously from modern Japan. Now, in order to survive, he's forced to convert that knowledge of his into money. While doing so, the main protagon...