Nobunaga's sister is my wife 1

One day, Nagamasa Fukai, a high school student who loves history, wakes up one day and finds himself Nagamasa Asai, a feudal lord in Omi, Japan! Nagamasa, who has landed in the Warring States period without understanding what happened, is to marry "Princess Ichihime," the sister of Oda Nobunaga and said to be the most beautiful woman of all time, and enjoys an exquisite wedding night. While enjoying his dreamy life, Nagamasa also tries his best as a feudal lord to advance to a time before 1573, the year Nobunaga destroys his kingdom. However, unlike the historical reality that he knows, he finds himself in a parallel world of the Warring States period where demons exist. ...... The historical fantasy that 6.6 million people have been absorbed by as a web novel is now available as a full-color comic book!

One day, Nagamasa Fukai, a high school student who loves history, wakes up one day and finds himself Nagamasa Asai, a feudal lord in Omi, Japan! Nagamasa, who has landed in the Warring States period without understanding what happened, is to marry "Princess Ichihime," the sister of Oda Nobunaga and said to be the most beautiful woman of all time, and enjoys an exquisite wedding night. While enjoying his dreamy life, Nagamasa also tries his best as a feudal lord to advance to a time before 1573, the year Nobunaga destroys his kingdom. However, unlike the historical reality that he knows, he finds himself in a parallel world of the Warring States period where demons exist. ...... The historical fantasy that 6.6 million people have been absorbed by as a web novel is now available as a full-color comic book!