Oda Nobuna no Yabou Zenkokuban

The fight of Uesugi Kenshin ・ Oda Nobuna's greates rival begins here! “I will teach the entire world what justice means!” The era of whirling battles meets the strategies of a blessed girl, Nagao Kagetora. Against Takeda Harunobu, a long time enemy as well as immoral scum who is aiming to conquer the world. Early records of Nobuna's childhood can also be found in this prequel of 「Oda Nobuna」.

The historical romantic comedy follows 17-year-old high schooler Sagara Yoshiharu who one day time-travels to the Sengoku period, where all the major Samurai lords are cute girls. Yoshiharu meets Oda Nobuna, the girl counterpart of Oda Nobunaga, and begins to serve her as a substitute of Kinoshita Tokichiro, who has been dead in the world.

A side story of Oda Nobuna no Yabou which focuses on Bontenmaru, the Daimyo of Oushu and the future Masamune Date. She is a companion and bodyguard of Louise Frois and an ally of the Oda Clan. Possessing heterochromia, she also has a case of chuunibyou (8th grader adolescent delusions), believing her red eye has special powers which is hidden under an eyepatch. Like Nobuna, she also has an estranged relationship with her mother.