Sengaku

Sengoku Academy Private High School.

This mysterious academy allows students to increase their power by overwriting the family crest that each of them has somewhere on their body.

At this particular high school, the new female student Toyotomi Hideyoshi aims to escape from a life of poverty by using information as a weapon. But things get complicated as soon as she catches the attention of the outstanding problem student Oda Nobunaga.