Kami-sama Kazoku(2006)

Kami-sama Kazoku is a supernatural comedy series following Samatarou, a high-school student who is secretly the son of a goddess. His divine family has moved to the human world to help him understand humanity before he inherits his role as a god. Tenko, an angel assigned to protect him since birth, has become his closest friend. When transfer student Kumiko arrives at school, Samatarou falls for her and makes a fateful choice: he'll win her heart without using his godly powers. This decision sets off a chain of complications that tests his resolve and threatens to upend his carefully balanced double life between the divine and human worlds.