yamada-kun to 7-nin no majo (english post)

I'll try to summarize the show so the story set in a high school, the main character is Yamada a bad student and sorry but i dont remember the other characters name , but there's this girl who is a super good student and His life changes when falling down the stairs of high school, he struck and when they regain consciousness, they realize that they have exchanged bodies. It was then the beginning of mysterious adventures and all So here yamada-kun and the seven witch. if you had already watch it tell me what you think in the comments and if you have other anime of the same style as merciii! (sorry for my bad english iam french:) )