If you're looking for anime similar to The Ambition of Oda Nobuna (Light Novel), you might like these titles.
Due to some unlikely events, Saburo is flung back in time to the Sengoku Era. In the past, he meets a young, but sickly Oda Nobunaga, one of Japan’s greatest war lords. Unable to shake Saburo’s uncanny resemblance to himself, Nobunaga asks Saburo to take his place as war lord. Equipped with knowledge from the modern era, will Saburo be able to unite Japan?
The story revolves around Shouta, a regular high school boy whose life is suddenly changed when a creature called a Gasshapon appears in front of him, and claims to come from the future. The Gasshapon was sent to the past by the future Shouta, from an era in which an alien group called CC (or Cold Cosmo) have made it their mission to change all stars and planets that have light and warmth into dark, cold places like their own. The Gasshapon had intended to take young Shouta to 2080 to save the future, but because time travel had not been fully perfected yet, Shouta is thrown into a completely different time, the era of the Honnou-ji Incident (1582), where Shouta actually becomes the famous warlord Oda Nobunaga.
The story of the special revolves around the Sanada brothers in their youth. Nobuyuki and Yukimura swear to each other to protect the influential Sanada clan. However, thinking of how to best continue the Sanada clan, Yukimura makes a decision, and meets with Mitsunari Ishida and Naoe Kanetsugu at the location he arrived at. On the other hand, his elder brother Nobuyuki must worry about the selfish demands made by the Tokugawa clan.
Samurai Warriors focuses on the Sanada brothers during the Sengoku era of Japan. In late 16th century, the era of civil war that tore Japan over two centuries is nearing its end and the regional warlords who survived the bloodsheds are ready for a final showdown. In the battlefield where your best ally turns out to be your worst enemy, only the shrewdest can come out alive.
A historical fantasy that unfolds a mysterious story between a high school girl from Urasoe and Satto, the king of the Ryukyu Kingdom.
When Date Masamune prays at a shrine connected with his clan for victory in his first battle, he receives a magic jewel from a dragon deity. The jewel resurrects 16 former Date clan heads with whom young Masamune fights for the future of his family.
Nobunaga's beloved sister Ichi has married Azai Nagamasa. But the impending battle between the Azai + Asakura forces and the Oda Army is unavoidable. Even a moment's hesitation could cause either side to lose something important at the Battle of Anegawa. It is there that Chidori, who has been saving her tears, will awaken. In this battle to bring the whole country together, there are times where even brothers must fight.