Nige Jouzu no Wakagimi

Tokiyuki Houjou is an 8-year-old boy who is selected as the next successor of the Kamakura Shogunate empire. He is just a young boy and does not even have any kind of talent exactly Side and Seek. His life turned suddenly when some people brought their army to destroy his empire. He loses everything in this battle and his hiding skills help in escape that place. A priest helped him in it and then he met with his commander he promised him that he would help him bring his empire back.