If you're looking for manga similar to The Ambition of Oda Nobuna, you might like these titles.
Mizuo, your average modern day teenager, is mysteriously transported into Feudal Japan and worshipped as a Living Buddha in a time when war is the way of life-so it's no wonder he's desperate to return home! But Mizuo soon meets the charismatic leader of the Yamako army, Takakage, whose bravado on the battlefield is matched only by his adoration of Mizuo! When Takakage demands that Mizuo stay and become his personal page, will Mizuo still desire to return home?
The Tokugawa Shogunate is losing strength, all while terrorist "anti-shogunate" ronin wander without a master but with one goal: bring down the past and usher in a new age. A century and a half ago, the nation of Japan was undergoing a revolution. Can the young apprentice Shizuma turn the tide, or will the capital be stained crimson red with the blood of innocents?
One fateful day, a girl time slipped into the Sengoku Era. It was an abrupt enough event to be dubbed god’s whim, done to sate hellish boredom. The girl has no power to change the world. She was a very ordinary, common, and plain girl that can be found anywhere. And that girl can do no more than a single thing. Survive the Sengoku Era ——– that’s all.
Hana is a normal teenager who goes to school normally, that is until she gets run over by a car... or did she? Suddenly, she finds herself in a weird place known as the "Red Light District"... in EDO PERIOD?! Trying to find a way to get back to her own time, she somehow gets mistaken for a prostitute and has to escape. Not expecting to be saved by a gentleman, she suddenly ends up in a geisha house.. but then she is bought by the same guy who helped her earlier?!
The most feared / respected legendary warlord Oda Nobunaga, who disappeared from history just as he was about to unify Japan. He was born in war, raised for war, and grew into war. Nobunaga was a true “Child of War”!
History classes have never interested Saburo. He never saw the point of learning something that happened in the past, let alone a few hundred years ago. But when he falls off a wall, he travels through a wormhole and ends up in 16th century ancient Japan. He meets a very young Oda Nobunaga, one of the most influential figures in Japanese history, who turns out to be identical in appearance as Saburo. The real Nobunaga, sick of the castle life and wanting to travel, orders Saburo to take his place. Without knowing how to get back to his time, Saburo tries to make sure history isn’t rewritten for the infamous Oda Nobunaga.