Naruto: Bearing the Uchiha Name, I Cannot Lose

【Naruto + Uchiha + System + Lighthearted + Everyday Life】 (A moderately paced, lighthearted story about everyday life) After an unexpected transmigration to the Warring States period of the Naruto world, he becomes Madara Uchiha's younger brother, Uchiha Izuna! Does awakening the Eternal Mangekyō Sharingan require a transplant from a close relative? Too bad for you, I have a cheat! 【Successfully formed a bloodline pact with his close relative, Madara Uchiha. From then on, the two share life and death, and awaken the Mangekyō Sharingan together.】 By chance, he becomes the instructor of the Second Hokage's elite squad. Shimura Danzō, your nightmare has arrived! 【Put Shimura Danzō in his place and obtain peak ninjutsu.】 Hashirama leaves the village, and I get to raise Tsunade? 【Host, raise Tsunade to adulthood and obtain the Strength of a Hundred Technique, granting eternal youth.】 As more characters appear, all the forbidden techniques, all the special eyes, all the beauties... will end up in my pocket. An army of a hundred thousand White Zetsu? Have you ever heard of a Susanoo made of Shadow Clones? Faced with constant provocations from the great villain, Black Zetsu, and the covetous eyes of the outsiders, Uchiha Izuna takes a deep breath. With a golden Sage Susanoo and the ability to open the Eight Gates, how do you think you'll handle that? “I carry the Uchiha name! I cannot lose!”