The Ambition of Oda Nobuna

"The Ambition of Oda Nobuna" (織田信奈の野望, Oda Nobuna no Yabō) is a Japanese light novel series written by Mikage Kasuga and illustrated by Miyama-Zero. The story is set in an alternate Sengoku period Japan, where many of the famous warlords are women. The protagonist, Yoshiharu Sagara, is an ordinary high school student who is transported to this era and becomes embroiled in various conflicts. He saves the female version of Oda Nobunaga, Oda Nobuna, and becomes her retainer. Yoshiharu uses his knowledge of history to help Nobuna unify Japan. The series blends historical, fantasy, romance, and comedy elements, creating a familiar yet novel Sengoku world through the gender-swapped historical figures. The novel began serialization in 2009 and was adapted into a manga and an anime, the anime airing in 2012. The story presents an alternate side of historical figures in a lighthearted and humorous manner, attracting numerous viewers. As the plot unfolds, besides Nobuna's ambitions, Yoshiharu also strives to find a way back to his own world, while developing complex relationships with the female warlords of this era.