Salaryman ga Isekai ni Ittara Shitennou ni Natta Hanashi

It is an interesting and popular series which introduces the character of an office worker boy who is very talented and clever. He is reborn in a fantastic world and found there a new interesting view, he is a part of four heavenly Kings. There he is working as a high-position scale in demon lord. he is fighting with challenges and proves his power and ability to solve difficult problems which makes this series full of thrilling adventures and interesting journeys that create funny moments which best adds to its popularity.