I'm in Hokage, but the System Rewards Me with Spells

Minato Hino traveled to Konoha Village and was adopted by the ten thousand year genin Maruhoshi Kosuke. Originally, he wanted to live as an ordinary person, but the system showed its cards and rewarded him with spells. Wait, this is the ninja world! What use do I need these six eyes for? What do I need this spell for? [When you use the water escape water dragon bullet technique, the chakra consumption is 0.000...1 Card] Minato Hino fell into deep thought when he saw the 0.1 Card of chakra on his panel. Is this the way to play? Come, let's curse each other! During the three great ninja wars, negative emotions such as hatred, bitterness, and shame have long caused the curse to spread. This is a cursed ninja world! The resentment of the Uchiha tribe towards Itachi and the special curse born out of fear... A special curse born from mankind's resentment, hatred, and fear of war... Otsutsuki Kaguya's curse on her son... …… Minato Hino put his hands in his pockets, leading the ninja world to the heyday of the curse. This book is also known as: "The Cursed Ninja", "Has the Ninja Magic Master Got a Head?" "Naruto: Draw a circle and curse you"...