Tanaka no Isekai Nariagari  

タナカの異世界成り上がり

Tanaka, who is 32 years old, found himself in a magical realm after being transported there. Although he is not skilled or physically fit, he enjoys his new job of hunting monsters for payment. However, as time goes by, Tanaka starts to realize that there is more to his purpose in this new world than just hunting monsters.